408779631

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1\times {\mathrm{199}}^1$

素因数の和:496

約数の個数: 48

約数和(自身を含む): 649230400

約数和(自身を除く): 240450769

約数列:

[1, 3, 9, 13, 39, 97, 117, 181, 199, 291, 543, 597, 873, 1261, 1629, 1791, 2353, 2587, 3783, 7059, 7761, 11349, 17557, 19303, 21177, 23283, 36019, 52671, 57909, 108057, 158013, 173727, 228241, 250939, 324171, 468247, 684723, 752817, 1404741, 2054169, 2258451, 3493843, 4214223, 10481529, 31444587, 45419959, 136259877, 408779631]

約数ペア:

[(1, 408779631), (3, 136259877), (9, 45419959), (13, 31444587), (39, 10481529), (97, 4214223), (117, 3493843), (181, 2258451), (199, 2054169), (291, 1404741), (543, 752817), (597, 684723), (873, 468247), (1261, 324171), (1629, 250939), (1791, 228241), (2353, 173727), (2587, 158013), (3783, 108057), (7059, 57909), (7761, 52671), (11349, 36019), (17557, 23283), (19303, 21177)]