72505406

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{233}}^1\times {\mathrm{431}}^1$

素因数の和:704

約数の個数: 24

約数和(自身を含む): 115543584

約数和(自身を除く): 43038178

約数列:

[1, 2, 19, 38, 233, 361, 431, 466, 722, 862, 4427, 8189, 8854, 16378, 84113, 100423, 155591, 168226, 200846, 311182, 1908037, 3816074, 36252703, 72505406]

約数ペア:

[(1, 72505406), (2, 36252703), (19, 3816074), (38, 1908037), (233, 311182), (361, 200846), (431, 168226), (466, 155591), (722, 100423), (862, 84113), (4427, 16378), (8189, 8854)]