1221297948

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{84181}}^1$

素因数の和:84235

約数の個数: 72

約数和(自身を含む): 3431931776

約数和(自身を除く): 2210633828

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 62, 78, 93, 117, 124, 156, 186, 234, 279, 372, 403, 468, 558, 806, 1116, 1209, 1612, 2418, 3627, 4836, 7254, 14508, 84181, 168362, 252543, 336724, 505086, 757629, 1010172, 1094353, 1515258, 2188706, 2609611, 3030516, 3283059, 4377412, 5219222, 6566118, 7828833, 9849177, 10438444, 13132236, 15657666, 19698354, 23486499, 31315332, 33924943, 39396708, 46972998, 67849886, 93945996, 101774829, 135699772, 203549658, 305324487, 407099316, 610648974, 1221297948]

約数ペア:

[(1, 1221297948), (2, 610648974), (3, 407099316), (4, 305324487), (6, 203549658), (9, 135699772), (12, 101774829), (13, 93945996), (18, 67849886), (26, 46972998), (31, 39396708), (36, 33924943), (39, 31315332), (52, 23486499), (62, 19698354), (78, 15657666), (93, 13132236), (117, 10438444), (124, 9849177), (156, 7828833), (186, 6566118), (234, 5219222), (279, 4377412), (372, 3283059), (403, 3030516), (468, 2609611), (558, 2188706), (806, 1515258), (1116, 1094353), (1209, 1010172), (1612, 757629), (2418, 505086), (3627, 336724), (4836, 252543), (7254, 168362), (14508, 84181)]