23899185

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:259

約数の個数: 64

約数和(自身を含む): 45619200

約数和(自身を除く): 21720015

約数列:

[1, 3, 5, 9, 15, 23, 27, 43, 45, 69, 115, 129, 135, 179, 207, 215, 345, 387, 537, 621, 645, 895, 989, 1035, 1161, 1611, 1935, 2685, 2967, 3105, 4117, 4833, 4945, 5805, 7697, 8055, 8901, 12351, 14835, 20585, 23091, 24165, 26703, 37053, 38485, 44505, 61755, 69273, 111159, 115455, 133515, 177031, 185265, 207819, 346365, 531093, 555795, 885155, 1039095, 1593279, 2655465, 4779837, 7966395, 23899185]

約数ペア:

[(1, 23899185), (3, 7966395), (5, 4779837), (9, 2655465), (15, 1593279), (23, 1039095), (27, 885155), (43, 555795), (45, 531093), (69, 346365), (115, 207819), (129, 185265), (135, 177031), (179, 133515), (207, 115455), (215, 111159), (345, 69273), (387, 61755), (537, 44505), (621, 38485), (645, 37053), (895, 26703), (989, 24165), (1035, 23091), (1161, 20585), (1611, 14835), (1935, 12351), (2685, 8901), (2967, 8055), (3105, 7697), (4117, 5805), (4833, 4945)]