83991908

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1907}}^1$

素因数の和:1953

約数の個数: 72

約数和(自身を含む): 198950976

約数和(自身を除く): 114959068

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 121, 143, 154, 182, 242, 286, 308, 364, 484, 572, 847, 1001, 1573, 1694, 1907, 2002, 3146, 3388, 3814, 4004, 6292, 7628, 11011, 13349, 20977, 22022, 24791, 26698, 41954, 44044, 49582, 53396, 83908, 99164, 146839, 173537, 230747, 272701, 293678, 347074, 461494, 545402, 587356, 694148, 922988, 1090804, 1615229, 1908907, 2999711, 3230458, 3817814, 5999422, 6460916, 7635628, 11998844, 20997977, 41995954, 83991908]

約数ペア:

[(1, 83991908), (2, 41995954), (4, 20997977), (7, 11998844), (11, 7635628), (13, 6460916), (14, 5999422), (22, 3817814), (26, 3230458), (28, 2999711), (44, 1908907), (52, 1615229), (77, 1090804), (91, 922988), (121, 694148), (143, 587356), (154, 545402), (182, 461494), (242, 347074), (286, 293678), (308, 272701), (364, 230747), (484, 173537), (572, 146839), (847, 99164), (1001, 83908), (1573, 53396), (1694, 49582), (1907, 44044), (2002, 41954), (3146, 26698), (3388, 24791), (3814, 22022), (4004, 20977), (6292, 13349), (7628, 11011)]