31485445

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{241}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 42340320

約数和(自身を除く): 10854875

約数列:

[1, 5, 17, 29, 53, 85, 145, 241, 265, 493, 901, 1205, 1537, 2465, 4097, 4505, 6989, 7685, 12773, 20485, 26129, 34945, 63865, 118813, 130645, 217141, 370417, 594065, 1085705, 1852085, 6297089, 31485445]

約数ペア:

[(1, 31485445), (5, 6297089), (17, 1852085), (29, 1085705), (53, 594065), (85, 370417), (145, 217141), (241, 130645), (265, 118813), (493, 63865), (901, 34945), (1205, 26129), (1537, 20485), (2465, 12773), (4097, 7685), (4505, 6989)]