128975210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{141731}}^1$

素因数の和:141758

約数の個数: 32

約数和(自身を含む): 285731712

約数和(自身を除く): 156756502

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 141731, 283462, 708655, 992117, 1417310, 1842503, 1984234, 3685006, 4960585, 9212515, 9921170, 12897521, 18425030, 25795042, 64487605, 128975210]

約数ペア:

[(1, 128975210), (2, 64487605), (5, 25795042), (7, 18425030), (10, 12897521), (13, 9921170), (14, 9212515), (26, 4960585), (35, 3685006), (65, 1984234), (70, 1842503), (91, 1417310), (130, 992117), (182, 708655), (455, 283462), (910, 141731)]