71642539

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^2\times {\mathrm{109}}^1$

素因数の和:231

約数の個数: 24

約数和(自身を含む): 81876960

約数和(自身を除く): 10234421

約数列:

[1, 17, 23, 41, 109, 391, 697, 943, 1681, 1853, 2507, 4469, 16031, 28577, 38663, 42619, 75973, 102787, 183229, 657271, 1747379, 3114893, 4214267, 71642539]

約数ペア:

[(1, 71642539), (17, 4214267), (23, 3114893), (41, 1747379), (109, 657271), (391, 183229), (697, 102787), (943, 75973), (1681, 42619), (1853, 38663), (2507, 28577), (4469, 16031)]