1331505384

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1\times {\mathrm{503}}^1$

素因数の和:831

約数の個数: 128

約数和(自身を含む): 3750727680

約数和(自身を除く): 2419222296

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 37, 44, 66, 74, 88, 111, 132, 148, 222, 264, 271, 296, 407, 444, 503, 542, 813, 814, 888, 1006, 1084, 1221, 1509, 1626, 1628, 2012, 2168, 2442, 2981, 3018, 3252, 3256, 4024, 4884, 5533, 5962, 6036, 6504, 8943, 9768, 10027, 11066, 11924, 12072, 16599, 17886, 18611, 20054, 22132, 23848, 30081, 33198, 35772, 37222, 40108, 44264, 55833, 60162, 66396, 71544, 74444, 80216, 110297, 111666, 120324, 132792, 136313, 148888, 204721, 220594, 223332, 240648, 272626, 330891, 408939, 409442, 441188, 446664, 545252, 614163, 661782, 817878, 818884, 882376, 1090504, 1228326, 1323564, 1499443, 1635756, 1637768, 2456652, 2647128, 2998886, 3271512, 4498329, 4913304, 5043581, 5997772, 8996658, 10087162, 11995544, 15130743, 17993316, 20174324, 30261486, 35986632, 40348648, 55479391, 60522972, 110958782, 121045944, 166438173, 221917564, 332876346, 443835128, 665752692, 1331505384]

約数ペア:

[(1, 1331505384), (2, 665752692), (3, 443835128), (4, 332876346), (6, 221917564), (8, 166438173), (11, 121045944), (12, 110958782), (22, 60522972), (24, 55479391), (33, 40348648), (37, 35986632), (44, 30261486), (66, 20174324), (74, 17993316), (88, 15130743), (111, 11995544), (132, 10087162), (148, 8996658), (222, 5997772), (264, 5043581), (271, 4913304), (296, 4498329), (407, 3271512), (444, 2998886), (503, 2647128), (542, 2456652), (813, 1637768), (814, 1635756), (888, 1499443), (1006, 1323564), (1084, 1228326), (1221, 1090504), (1509, 882376), (1626, 818884), (1628, 817878), (2012, 661782), (2168, 614163), (2442, 545252), (2981, 446664), (3018, 441188), (3252, 409442), (3256, 408939), (4024, 330891), (4884, 272626), (5533, 240648), (5962, 223332), (6036, 220594), (6504, 204721), (8943, 148888), (9768, 136313), (10027, 132792), (11066, 120324), (11924, 111666), (12072, 110297), (16599, 80216), (17886, 74444), (18611, 71544), (20054, 66396), (22132, 60162), (23848, 55833), (30081, 44264), (33198, 40108), (35772, 37222)]