9940945

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 14556672

約数和(自身を除く): 4615727

約数列:

[1, 5, 7, 23, 35, 53, 115, 161, 233, 265, 371, 805, 1165, 1219, 1631, 1855, 5359, 6095, 8155, 8533, 12349, 26795, 37513, 42665, 61745, 86443, 187565, 284027, 432215, 1420135, 1988189, 9940945]

約数ペア:

[(1, 9940945), (5, 1988189), (7, 1420135), (23, 432215), (35, 284027), (53, 187565), (115, 86443), (161, 61745), (233, 42665), (265, 37513), (371, 26795), (805, 12349), (1165, 8533), (1219, 8155), (1631, 6095), (1855, 5359)]