9778899935

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{2081}}^1$

素因数の和:2256

約数の個数: 64

約数和(自身を含む): 14275657728

約数和(自身を除く): 4496757793

約数列:

[1, 5, 7, 31, 35, 61, 71, 155, 217, 305, 355, 427, 497, 1085, 1891, 2081, 2135, 2201, 2485, 4331, 9455, 10405, 11005, 13237, 14567, 15407, 21655, 30317, 64511, 66185, 72835, 77035, 126941, 134261, 147751, 151585, 322555, 451577, 634705, 671305, 738755, 888587, 939827, 1034257, 2257885, 3935171, 4442935, 4580281, 4699135, 5171285, 9012811, 19675855, 22901405, 27546197, 32061967, 45064055, 63089677, 137730985, 160309835, 279397141, 315448385, 1396985705, 1955779987, 9778899935]

約数ペア:

[(1, 9778899935), (5, 1955779987), (7, 1396985705), (31, 315448385), (35, 279397141), (61, 160309835), (71, 137730985), (155, 63089677), (217, 45064055), (305, 32061967), (355, 27546197), (427, 22901405), (497, 19675855), (1085, 9012811), (1891, 5171285), (2081, 4699135), (2135, 4580281), (2201, 4442935), (2485, 3935171), (4331, 2257885), (9455, 1034257), (10405, 939827), (11005, 888587), (13237, 738755), (14567, 671305), (15407, 634705), (21655, 451577), (30317, 322555), (64511, 151585), (66185, 147751), (72835, 134261), (77035, 126941)]