3947989965

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{2137}}^1$

素因数の和:2342

約数の個数: 64

約数和(自身を含む): 6797813760

約数和(自身を除く): 2849823795

約数列:

[1, 3, 5, 15, 29, 31, 87, 93, 137, 145, 155, 411, 435, 465, 685, 899, 2055, 2137, 2697, 3973, 4247, 4495, 6411, 10685, 11919, 12741, 13485, 19865, 21235, 32055, 59595, 61973, 63705, 66247, 123163, 185919, 198741, 292769, 309865, 331235, 369489, 615815, 878307, 929595, 993705, 1463845, 1847445, 1921163, 4391535, 5763489, 8490301, 9075839, 9605815, 25470903, 27227517, 28817445, 42451505, 45379195, 127354515, 136137585, 263199331, 789597993, 1315996655, 3947989965]

約数ペア:

[(1, 3947989965), (3, 1315996655), (5, 789597993), (15, 263199331), (29, 136137585), (31, 127354515), (87, 45379195), (93, 42451505), (137, 28817445), (145, 27227517), (155, 25470903), (411, 9605815), (435, 9075839), (465, 8490301), (685, 5763489), (899, 4391535), (2055, 1921163), (2137, 1847445), (2697, 1463845), (3973, 993705), (4247, 929595), (4495, 878307), (6411, 615815), (10685, 369489), (11919, 331235), (12741, 309865), (13485, 292769), (19865, 198741), (21235, 185919), (32055, 123163), (59595, 66247), (61973, 63705)]