27937390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:365

約数の個数: 48

約数和(自身を含む): 55550016

約数和(自身を除く): 27612626

約数列:

[1, 2, 5, 10, 13, 26, 61, 65, 122, 130, 169, 271, 305, 338, 542, 610, 793, 845, 1355, 1586, 1690, 2710, 3523, 3965, 7046, 7930, 10309, 16531, 17615, 20618, 33062, 35230, 45799, 51545, 82655, 91598, 103090, 165310, 214903, 228995, 429806, 457990, 1074515, 2149030, 2793739, 5587478, 13968695, 27937390]

約数ペア:

[(1, 27937390), (2, 13968695), (5, 5587478), (10, 2793739), (13, 2149030), (26, 1074515), (61, 457990), (65, 429806), (122, 228995), (130, 214903), (169, 165310), (271, 103090), (305, 91598), (338, 82655), (542, 51545), (610, 45799), (793, 35230), (845, 33062), (1355, 20618), (1586, 17615), (1690, 16531), (2710, 10309), (3523, 7930), (3965, 7046)]