1966237

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:109

約数の個数: 32

約数和(自身を含む): 2709504

約数和(自身を除く): 743267

約数列:

[1, 7, 13, 17, 31, 41, 91, 119, 217, 221, 287, 403, 527, 533, 697, 1271, 1547, 2821, 3689, 3731, 4879, 6851, 8897, 9061, 16523, 21607, 47957, 63427, 115661, 151249, 280891, 1966237]

約数ペア:

[(1, 1966237), (7, 280891), (13, 151249), (17, 115661), (31, 63427), (41, 47957), (91, 21607), (119, 16523), (217, 9061), (221, 8897), (287, 6851), (403, 4879), (527, 3731), (533, 3689), (697, 2821), (1271, 1547)]