391330587664

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{997}}^1\times {\mathrm{791347}}^1$

素因数の和:792383

約数の個数: 40

約数和(自身を含む): 783447181568

約数和(自身を除く): 392116593904

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 997, 1994, 3988, 7976, 15952, 30907, 61814, 123628, 247256, 494512, 791347, 1582694, 3165388, 6330776, 12661552, 24531757, 49063514, 98127028, 196254056, 392508112, 788972959, 1577945918, 3155891836, 6311783672, 12623567344, 24458161729, 48916323458, 97832646916, 195665293832, 391330587664]

約数ペア:

[(1, 391330587664), (2, 195665293832), (4, 97832646916), (8, 48916323458), (16, 24458161729), (31, 12623567344), (62, 6311783672), (124, 3155891836), (248, 1577945918), (496, 788972959), (997, 392508112), (1994, 196254056), (3988, 98127028), (7976, 49063514), (15952, 24531757), (30907, 12661552), (61814, 6330776), (123628, 3165388), (247256, 1582694), (494512, 791347)]