399063465

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{1187}}^1$

素因数の和:1470

約数の個数: 48

約数和(自身を含む): 717590016

約数和(自身を除く): 318526551

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 241, 279, 465, 723, 1187, 1205, 1395, 2169, 3561, 3615, 5935, 7471, 10683, 10845, 17805, 22413, 36797, 37355, 53415, 67239, 110391, 112065, 183985, 286067, 331173, 336195, 551955, 858201, 1430335, 1655865, 2574603, 4291005, 8868077, 12873015, 26604231, 44340385, 79812693, 133021155, 399063465]

約数ペア:

[(1, 399063465), (3, 133021155), (5, 79812693), (9, 44340385), (15, 26604231), (31, 12873015), (45, 8868077), (93, 4291005), (155, 2574603), (241, 1655865), (279, 1430335), (465, 858201), (723, 551955), (1187, 336195), (1205, 331173), (1395, 286067), (2169, 183985), (3561, 112065), (3615, 110391), (5935, 67239), (7471, 53415), (10683, 37355), (10845, 36797), (17805, 22413)]