15550185

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 30523392

約数和(自身を除く): 14973207

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 47, 69, 105, 115, 137, 141, 161, 235, 329, 345, 411, 483, 685, 705, 805, 959, 987, 1081, 1645, 2055, 2415, 2877, 3151, 3243, 4795, 4935, 5405, 6439, 7567, 9453, 14385, 15755, 16215, 19317, 22057, 22701, 32195, 37835, 45073, 47265, 66171, 96585, 110285, 113505, 135219, 148097, 225365, 330855, 444291, 676095, 740485, 1036679, 2221455, 3110037, 5183395, 15550185]

約数ペア:

[(1, 15550185), (3, 5183395), (5, 3110037), (7, 2221455), (15, 1036679), (21, 740485), (23, 676095), (35, 444291), (47, 330855), (69, 225365), (105, 148097), (115, 135219), (137, 113505), (141, 110285), (161, 96585), (235, 66171), (329, 47265), (345, 45073), (411, 37835), (483, 32195), (685, 22701), (705, 22057), (805, 19317), (959, 16215), (987, 15755), (1081, 14385), (1645, 9453), (2055, 7567), (2415, 6439), (2877, 5405), (3151, 4935), (3243, 4795)]