12561948

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{631}}^1$

素因数の和:727

約数の個数: 72

約数和(自身を含む): 36807680

約数和(自身を除く): 24245732

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 79, 84, 126, 158, 237, 252, 316, 474, 553, 631, 711, 948, 1106, 1262, 1422, 1659, 1893, 2212, 2524, 2844, 3318, 3786, 4417, 4977, 5679, 6636, 7572, 8834, 9954, 11358, 13251, 17668, 19908, 22716, 26502, 39753, 49849, 53004, 79506, 99698, 149547, 159012, 199396, 299094, 348943, 448641, 598188, 697886, 897282, 1046829, 1395772, 1794564, 2093658, 3140487, 4187316, 6280974, 12561948]

約数ペア:

[(1, 12561948), (2, 6280974), (3, 4187316), (4, 3140487), (6, 2093658), (7, 1794564), (9, 1395772), (12, 1046829), (14, 897282), (18, 697886), (21, 598188), (28, 448641), (36, 348943), (42, 299094), (63, 199396), (79, 159012), (84, 149547), (126, 99698), (158, 79506), (237, 53004), (252, 49849), (316, 39753), (474, 26502), (553, 22716), (631, 19908), (711, 17668), (948, 13251), (1106, 11358), (1262, 9954), (1422, 8834), (1659, 7572), (1893, 6636), (2212, 5679), (2524, 4977), (2844, 4417), (3318, 3786)]