16861590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4357}}^1$

素因数の和:4413

約数の個数: 48

約数和(自身を含む): 44869968

約数和(自身を除く): 28008378

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1935, 3870, 4357, 8714, 13071, 21785, 26142, 39213, 43570, 65355, 78426, 130710, 187351, 196065, 374702, 392130, 562053, 936755, 1124106, 1686159, 1873510, 2810265, 3372318, 5620530, 8430795, 16861590]

約数ペア:

[(1, 16861590), (2, 8430795), (3, 5620530), (5, 3372318), (6, 2810265), (9, 1873510), (10, 1686159), (15, 1124106), (18, 936755), (30, 562053), (43, 392130), (45, 374702), (86, 196065), (90, 187351), (129, 130710), (215, 78426), (258, 65355), (387, 43570), (430, 39213), (645, 26142), (774, 21785), (1290, 13071), (1935, 8714), (3870, 4357)]