211709199

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{4271}}^1$

素因数の和:4359

約数の個数: 32

約数和(自身を含む): 321527808

約数和(自身を除く): 109818609

約数列:

[1, 3, 13, 31, 39, 41, 93, 123, 403, 533, 1209, 1271, 1599, 3813, 4271, 12813, 16523, 49569, 55523, 132401, 166569, 175111, 397203, 525333, 1721213, 2276443, 5163639, 5428441, 6829329, 16285323, 70569733, 211709199]

約数ペア:

[(1, 211709199), (3, 70569733), (13, 16285323), (31, 6829329), (39, 5428441), (41, 5163639), (93, 2276443), (123, 1721213), (403, 525333), (533, 397203), (1209, 175111), (1271, 166569), (1599, 132401), (3813, 55523), (4271, 49569), (12813, 16523)]