16627005

素因数分解:

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

素因数の和:211

約数の個数: 64

約数和(自身を含む): 31795200

約数和(自身を除く): 15168195

約数列:

[1, 3, 5, 9, 15, 27, 29, 31, 45, 87, 93, 135, 137, 145, 155, 261, 279, 411, 435, 465, 685, 783, 837, 899, 1233, 1305, 1395, 2055, 2697, 3699, 3915, 3973, 4185, 4247, 4495, 6165, 8091, 11919, 12741, 13485, 18495, 19865, 21235, 24273, 35757, 38223, 40455, 59595, 63705, 107271, 114669, 121365, 123163, 178785, 191115, 369489, 536355, 573345, 615815, 1108467, 1847445, 3325401, 5542335, 16627005]

約数ペア:

[(1, 16627005), (3, 5542335), (5, 3325401), (9, 1847445), (15, 1108467), (27, 615815), (29, 573345), (31, 536355), (45, 369489), (87, 191115), (93, 178785), (135, 123163), (137, 121365), (145, 114669), (155, 107271), (261, 63705), (279, 59595), (411, 40455), (435, 38223), (465, 35757), (685, 24273), (783, 21235), (837, 19865), (899, 18495), (1233, 13485), (1305, 12741), (1395, 11919), (2055, 8091), (2697, 6165), (3699, 4495), (3915, 4247), (3973, 4185)]