263528408

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{230357}}^1$

素因数の和:230387

約数の個数: 32

約数和(自身を含む): 580502160

約数和(自身を除く): 316973752

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 230357, 460714, 921428, 1842856, 2533927, 2994641, 5067854, 5989282, 10135708, 11978564, 20271416, 23957128, 32941051, 65882102, 131764204, 263528408]

約数ペア:

[(1, 263528408), (2, 131764204), (4, 65882102), (8, 32941051), (11, 23957128), (13, 20271416), (22, 11978564), (26, 10135708), (44, 5989282), (52, 5067854), (88, 2994641), (104, 2533927), (143, 1842856), (286, 921428), (572, 460714), (1144, 230357)]