91389519

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1$

素因数の和:317

約数の個数: 64

約数和(自身を含む): 155258880

約数和(自身を除く): 63869361

約数列:

[1, 3, 9, 13, 27, 31, 37, 39, 93, 111, 117, 227, 279, 333, 351, 403, 481, 681, 837, 999, 1147, 1209, 1443, 2043, 2951, 3441, 3627, 4329, 6129, 7037, 8399, 8853, 10323, 10881, 12987, 14911, 21111, 25197, 26559, 30969, 44733, 63333, 75591, 79677, 91481, 109187, 134199, 189999, 226773, 260369, 274443, 327561, 402597, 781107, 823329, 982683, 2343321, 2469987, 2948049, 3384797, 7029963, 10154391, 30463173, 91389519]

約数ペア:

[(1, 91389519), (3, 30463173), (9, 10154391), (13, 7029963), (27, 3384797), (31, 2948049), (37, 2469987), (39, 2343321), (93, 982683), (111, 823329), (117, 781107), (227, 402597), (279, 327561), (333, 274443), (351, 260369), (403, 226773), (481, 189999), (681, 134199), (837, 109187), (999, 91481), (1147, 79677), (1209, 75591), (1443, 63333), (2043, 44733), (2951, 30969), (3441, 26559), (3627, 25197), (4329, 21111), (6129, 14911), (7037, 12987), (8399, 10881), (8853, 10323)]