172871998

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{74707}}^1$

素因数の和:74811

約数の個数: 16

約数和(自身を含む): 282396240

約数和(自身を除く): 109524242

約数列:

[1, 2, 13, 26, 89, 178, 1157, 2314, 74707, 149414, 971191, 1942382, 6648923, 13297846, 86435999, 172871998]

約数ペア:

[(1, 172871998), (2, 86435999), (13, 13297846), (26, 6648923), (89, 1942382), (178, 971191), (1157, 149414), (2314, 74707)]