28779555

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{701}}^1$

素因数の和:756

約数の個数: 64

約数和(自身を含む): 58226688

約数和(自身を除く): 29447133

約数列:

[1, 3, 5, 7, 15, 17, 21, 23, 35, 51, 69, 85, 105, 115, 119, 161, 255, 345, 357, 391, 483, 595, 701, 805, 1173, 1785, 1955, 2103, 2415, 2737, 3505, 4907, 5865, 8211, 10515, 11917, 13685, 14721, 16123, 24535, 35751, 41055, 48369, 59585, 73605, 80615, 83419, 112861, 178755, 241845, 250257, 274091, 338583, 417095, 564305, 822273, 1251285, 1370455, 1692915, 1918637, 4111365, 5755911, 9593185, 28779555]

約数ペア:

[(1, 28779555), (3, 9593185), (5, 5755911), (7, 4111365), (15, 1918637), (17, 1692915), (21, 1370455), (23, 1251285), (35, 822273), (51, 564305), (69, 417095), (85, 338583), (105, 274091), (115, 250257), (119, 241845), (161, 178755), (255, 112861), (345, 83419), (357, 80615), (391, 73605), (483, 59585), (595, 48369), (701, 41055), (805, 35751), (1173, 24535), (1785, 16123), (1955, 14721), (2103, 13685), (2415, 11917), (2737, 10515), (3505, 8211), (4907, 5865)]