690625254

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{1487}}^1$

素因数の和:1761

約数の個数: 64

約数和(自身を含む): 1563328512

約数和(自身を除く): 872703258

約数列:

[1, 2, 3, 6, 11, 22, 31, 33, 62, 66, 93, 186, 227, 341, 454, 681, 682, 1023, 1362, 1487, 2046, 2497, 2974, 4461, 4994, 7037, 7491, 8922, 14074, 14982, 16357, 21111, 32714, 42222, 46097, 49071, 77407, 92194, 98142, 138291, 154814, 232221, 276582, 337549, 464442, 507067, 675098, 1012647, 1014134, 1521201, 2025294, 3042402, 3713039, 7426078, 10464019, 11139117, 20928038, 22278234, 31392057, 62784114, 115104209, 230208418, 345312627, 690625254]

約数ペア:

[(1, 690625254), (2, 345312627), (3, 230208418), (6, 115104209), (11, 62784114), (22, 31392057), (31, 22278234), (33, 20928038), (62, 11139117), (66, 10464019), (93, 7426078), (186, 3713039), (227, 3042402), (341, 2025294), (454, 1521201), (681, 1014134), (682, 1012647), (1023, 675098), (1362, 507067), (1487, 464442), (2046, 337549), (2497, 276582), (2974, 232221), (4461, 154814), (4994, 138291), (7037, 98142), (7491, 92194), (8922, 77407), (14074, 49071), (14982, 46097), (16357, 42222), (21111, 32714)]