178288812

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{12289}}^1$

素因数の和:12343

約数の個数: 72

約数和(自身を含む): 501038720

約数和(自身を除く): 322749908

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 62, 78, 93, 117, 124, 156, 186, 234, 279, 372, 403, 468, 558, 806, 1116, 1209, 1612, 2418, 3627, 4836, 7254, 12289, 14508, 24578, 36867, 49156, 73734, 110601, 147468, 159757, 221202, 319514, 380959, 442404, 479271, 639028, 761918, 958542, 1142877, 1437813, 1523836, 1917084, 2285754, 2875626, 3428631, 4571508, 4952467, 5751252, 6857262, 9904934, 13714524, 14857401, 19809868, 29714802, 44572203, 59429604, 89144406, 178288812]

約数ペア:

[(1, 178288812), (2, 89144406), (3, 59429604), (4, 44572203), (6, 29714802), (9, 19809868), (12, 14857401), (13, 13714524), (18, 9904934), (26, 6857262), (31, 5751252), (36, 4952467), (39, 4571508), (52, 3428631), (62, 2875626), (78, 2285754), (93, 1917084), (117, 1523836), (124, 1437813), (156, 1142877), (186, 958542), (234, 761918), (279, 639028), (372, 479271), (403, 442404), (468, 380959), (558, 319514), (806, 221202), (1116, 159757), (1209, 147468), (1612, 110601), (2418, 73734), (3627, 49156), (4836, 36867), (7254, 24578), (12289, 14508)]