72531758

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{971}}^1$

素因数の和:1029

約数の個数: 32

約数和(自身を含む): 124921440

約数和(自身を除く): 52389682

約数列:

[1, 2, 13, 17, 26, 34, 169, 221, 338, 442, 971, 1942, 2197, 2873, 4394, 5746, 12623, 16507, 25246, 33014, 37349, 74698, 164099, 214591, 328198, 429182, 2133287, 2789683, 4266574, 5579366, 36265879, 72531758]

約数ペア:

[(1, 72531758), (2, 36265879), (13, 5579366), (17, 4266574), (26, 2789683), (34, 2133287), (169, 429182), (221, 328198), (338, 214591), (442, 164099), (971, 74698), (1942, 37349), (2197, 33014), (2873, 25246), (4394, 16507), (5746, 12623)]