22053195

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:217

約数の個数: 64

約数和(自身を含む): 41817600

約数和(自身を除く): 19764405

約数列:

[1, 3, 5, 9, 15, 27, 29, 43, 45, 87, 129, 131, 135, 145, 215, 261, 387, 393, 435, 645, 655, 783, 1161, 1179, 1247, 1305, 1935, 1965, 3537, 3741, 3799, 3915, 5633, 5805, 5895, 6235, 11223, 11397, 16899, 17685, 18705, 18995, 28165, 33669, 34191, 50697, 56115, 56985, 84495, 102573, 152091, 163357, 168345, 170955, 253485, 490071, 512865, 760455, 816785, 1470213, 2450355, 4410639, 7351065, 22053195]

約数ペア:

[(1, 22053195), (3, 7351065), (5, 4410639), (9, 2450355), (15, 1470213), (27, 816785), (29, 760455), (43, 512865), (45, 490071), (87, 253485), (129, 170955), (131, 168345), (135, 163357), (145, 152091), (215, 102573), (261, 84495), (387, 56985), (393, 56115), (435, 50697), (645, 34191), (655, 33669), (783, 28165), (1161, 18995), (1179, 18705), (1247, 17685), (1305, 16899), (1935, 11397), (1965, 11223), (3537, 6235), (3741, 5895), (3799, 5805), (3915, 5633)]