87347925

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1789}}^1$

素因数の和:1843

約数の個数: 72

約数和(自身を含む): 184670720

約数和(自身を除く): 97322795

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 31, 35, 45, 63, 75, 93, 105, 155, 175, 217, 225, 279, 315, 465, 525, 651, 775, 1085, 1395, 1575, 1789, 1953, 2325, 3255, 5367, 5425, 6975, 8945, 9765, 12523, 16101, 16275, 26835, 37569, 44725, 48825, 55459, 62615, 80505, 112707, 134175, 166377, 187845, 277295, 313075, 388213, 402525, 499131, 563535, 831885, 939225, 1164639, 1386475, 1941065, 2495655, 2817675, 3493917, 4159425, 5823195, 9705325, 12478275, 17469585, 29115975, 87347925]

約数ペア:

[(1, 87347925), (3, 29115975), (5, 17469585), (7, 12478275), (9, 9705325), (15, 5823195), (21, 4159425), (25, 3493917), (31, 2817675), (35, 2495655), (45, 1941065), (63, 1386475), (75, 1164639), (93, 939225), (105, 831885), (155, 563535), (175, 499131), (217, 402525), (225, 388213), (279, 313075), (315, 277295), (465, 187845), (525, 166377), (651, 134175), (775, 112707), (1085, 80505), (1395, 62615), (1575, 55459), (1789, 48825), (1953, 44725), (2325, 37569), (3255, 26835), (5367, 16275), (5425, 16101), (6975, 12523), (8945, 9765)]