87649803

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:249

約数の個数: 64

約数和(自身を含む): 145612800

約数和(自身を除く): 57962997

約数列:

[1, 3, 9, 23, 27, 29, 31, 69, 87, 93, 157, 207, 261, 279, 471, 621, 667, 713, 783, 837, 899, 1413, 2001, 2139, 2697, 3611, 4239, 4553, 4867, 6003, 6417, 8091, 10833, 13659, 14601, 18009, 19251, 20677, 24273, 32499, 40977, 43803, 62031, 97497, 104719, 111941, 122931, 131409, 141143, 186093, 314157, 335823, 423429, 558279, 942471, 1007469, 1270287, 2827413, 3022407, 3246289, 3810861, 9738867, 29216601, 87649803]

約数ペア:

[(1, 87649803), (3, 29216601), (9, 9738867), (23, 3810861), (27, 3246289), (29, 3022407), (31, 2827413), (69, 1270287), (87, 1007469), (93, 942471), (157, 558279), (207, 423429), (261, 335823), (279, 314157), (471, 186093), (621, 141143), (667, 131409), (713, 122931), (783, 111941), (837, 104719), (899, 97497), (1413, 62031), (2001, 43803), (2139, 40977), (2697, 32499), (3611, 24273), (4239, 20677), (4553, 19251), (4867, 18009), (6003, 14601), (6417, 13659), (8091, 10833)]