211156624

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{997}}^1$

素因数の和:1104

約数の個数: 80

約数和(自身を含む): 491047936

約数和(自身を除く): 279891312

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 61, 62, 112, 122, 124, 217, 244, 248, 427, 434, 488, 496, 854, 868, 976, 997, 1708, 1736, 1891, 1994, 3416, 3472, 3782, 3988, 6832, 6979, 7564, 7976, 13237, 13958, 15128, 15952, 26474, 27916, 30256, 30907, 52948, 55832, 60817, 61814, 105896, 111664, 121634, 123628, 211792, 216349, 243268, 247256, 425719, 432698, 486536, 494512, 851438, 865396, 973072, 1702876, 1730792, 1885327, 3405752, 3461584, 3770654, 6811504, 7541308, 13197289, 15082616, 26394578, 30165232, 52789156, 105578312, 211156624]

約数ペア:

[(1, 211156624), (2, 105578312), (4, 52789156), (7, 30165232), (8, 26394578), (14, 15082616), (16, 13197289), (28, 7541308), (31, 6811504), (56, 3770654), (61, 3461584), (62, 3405752), (112, 1885327), (122, 1730792), (124, 1702876), (217, 973072), (244, 865396), (248, 851438), (427, 494512), (434, 486536), (488, 432698), (496, 425719), (854, 247256), (868, 243268), (976, 216349), (997, 211792), (1708, 123628), (1736, 121634), (1891, 111664), (1994, 105896), (3416, 61814), (3472, 60817), (3782, 55832), (3988, 52948), (6832, 30907), (6979, 30256), (7564, 27916), (7976, 26474), (13237, 15952), (13958, 15128)]