51117948

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1861}}^1$

素因数の和:1987

約数の個数: 72

約数和(自身を含む): 149108960

約数和(自身を除く): 97991012

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 109, 126, 218, 252, 327, 436, 654, 763, 981, 1308, 1526, 1861, 1962, 2289, 3052, 3722, 3924, 4578, 5583, 6867, 7444, 9156, 11166, 13027, 13734, 16749, 22332, 26054, 27468, 33498, 39081, 52108, 66996, 78162, 117243, 156324, 202849, 234486, 405698, 468972, 608547, 811396, 1217094, 1419943, 1825641, 2434188, 2839886, 3651282, 4259829, 5679772, 7302564, 8519658, 12779487, 17039316, 25558974, 51117948]

約数ペア:

[(1, 51117948), (2, 25558974), (3, 17039316), (4, 12779487), (6, 8519658), (7, 7302564), (9, 5679772), (12, 4259829), (14, 3651282), (18, 2839886), (21, 2434188), (28, 1825641), (36, 1419943), (42, 1217094), (63, 811396), (84, 608547), (109, 468972), (126, 405698), (218, 234486), (252, 202849), (327, 156324), (436, 117243), (654, 78162), (763, 66996), (981, 52108), (1308, 39081), (1526, 33498), (1861, 27468), (1962, 26054), (2289, 22332), (3052, 16749), (3722, 13734), (3924, 13027), (4578, 11166), (5583, 9156), (6867, 7444)]