285191816

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{12637}}^1$

素因数の和:12694

約数の個数: 64

約数和(自身を含む): 679418880

約数和(自身を除く): 394227064

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 52, 56, 62, 91, 104, 124, 182, 217, 248, 364, 403, 434, 728, 806, 868, 1612, 1736, 2821, 3224, 5642, 11284, 12637, 22568, 25274, 50548, 88459, 101096, 164281, 176918, 328562, 353836, 391747, 657124, 707672, 783494, 1149967, 1314248, 1566988, 2299934, 2742229, 3133976, 4599868, 5092711, 5484458, 9199736, 10185422, 10968916, 20370844, 21937832, 35648977, 40741688, 71297954, 142595908, 285191816]

約数ペア:

[(1, 285191816), (2, 142595908), (4, 71297954), (7, 40741688), (8, 35648977), (13, 21937832), (14, 20370844), (26, 10968916), (28, 10185422), (31, 9199736), (52, 5484458), (56, 5092711), (62, 4599868), (91, 3133976), (104, 2742229), (124, 2299934), (182, 1566988), (217, 1314248), (248, 1149967), (364, 783494), (403, 707672), (434, 657124), (728, 391747), (806, 353836), (868, 328562), (1612, 176918), (1736, 164281), (2821, 101096), (3224, 88459), (5642, 50548), (11284, 25274), (12637, 22568)]