71650036

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{61981}}^1$

素因数の和:62019

約数の個数: 18

約数和(自身を含む): 133199318

約数和(自身を除く): 61549282

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 61981, 123962, 247924, 1053677, 2107354, 4214708, 17912509, 35825018, 71650036]

約数ペア:

[(1, 71650036), (2, 35825018), (4, 17912509), (17, 4214708), (34, 2107354), (68, 1053677), (289, 247924), (578, 123962), (1156, 61981)]