291151896

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1721}}^1$

素因数の和:1809

約数の個数: 128

約数和(自身を含む): 892684800

約数和(自身を除く): 601532904

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 53, 56, 57, 76, 84, 106, 114, 133, 152, 159, 168, 212, 228, 266, 318, 371, 399, 424, 456, 532, 636, 742, 798, 1007, 1064, 1113, 1272, 1484, 1596, 1721, 2014, 2226, 2968, 3021, 3192, 3442, 4028, 4452, 5163, 6042, 6884, 7049, 8056, 8904, 10326, 12047, 12084, 13768, 14098, 20652, 21147, 24094, 24168, 28196, 32699, 36141, 41304, 42294, 48188, 56392, 65398, 72282, 84588, 91213, 96376, 98097, 130796, 144564, 169176, 182426, 196194, 228893, 261592, 273639, 289128, 364852, 392388, 457786, 547278, 638491, 686679, 729704, 784776, 915572, 1094556, 1276982, 1373358, 1733047, 1831144, 1915473, 2189112, 2553964, 2746716, 3466094, 3830946, 5107928, 5199141, 5493432, 6932188, 7661892, 10398282, 12131329, 13864376, 15323784, 20796564, 24262658, 36393987, 41593128, 48525316, 72787974, 97050632, 145575948, 291151896]

約数ペア:

[(1, 291151896), (2, 145575948), (3, 97050632), (4, 72787974), (6, 48525316), (7, 41593128), (8, 36393987), (12, 24262658), (14, 20796564), (19, 15323784), (21, 13864376), (24, 12131329), (28, 10398282), (38, 7661892), (42, 6932188), (53, 5493432), (56, 5199141), (57, 5107928), (76, 3830946), (84, 3466094), (106, 2746716), (114, 2553964), (133, 2189112), (152, 1915473), (159, 1831144), (168, 1733047), (212, 1373358), (228, 1276982), (266, 1094556), (318, 915572), (371, 784776), (399, 729704), (424, 686679), (456, 638491), (532, 547278), (636, 457786), (742, 392388), (798, 364852), (1007, 289128), (1064, 273639), (1113, 261592), (1272, 228893), (1484, 196194), (1596, 182426), (1721, 169176), (2014, 144564), (2226, 130796), (2968, 98097), (3021, 96376), (3192, 91213), (3442, 84588), (4028, 72282), (4452, 65398), (5163, 56392), (6042, 48188), (6884, 42294), (7049, 41304), (8056, 36141), (8904, 32699), (10326, 28196), (12047, 24168), (12084, 24094), (13768, 21147), (14098, 20652)]