420575805

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{6719}}^1$

素因数の和:6850

約数の個数: 48

約数和(自身を含む): 792529920

約数和(自身を除く): 371954115

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 107, 117, 195, 321, 535, 585, 963, 1391, 1605, 4173, 4815, 6719, 6955, 12519, 20157, 20865, 33595, 60471, 62595, 87347, 100785, 262041, 302355, 436735, 718933, 786123, 1310205, 2156799, 3594665, 3930615, 6470397, 9346129, 10783995, 28038387, 32351985, 46730645, 84115161, 140191935, 420575805]

約数ペア:

[(1, 420575805), (3, 140191935), (5, 84115161), (9, 46730645), (13, 32351985), (15, 28038387), (39, 10783995), (45, 9346129), (65, 6470397), (107, 3930615), (117, 3594665), (195, 2156799), (321, 1310205), (535, 786123), (585, 718933), (963, 436735), (1391, 302355), (1605, 262041), (4173, 100785), (4815, 87347), (6719, 62595), (6955, 60471), (12519, 33595), (20157, 20865)]