221741858

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{16001}}^1$

素因数の和:16070

約数の個数: 24

約数和(自身を含む): 368974116

約数和(自身を除く): 147232258

約数列:

[1, 2, 13, 26, 41, 82, 169, 338, 533, 1066, 6929, 13858, 16001, 32002, 208013, 416026, 656041, 1312082, 2704169, 5408338, 8528533, 17057066, 110870929, 221741858]

約数ペア:

[(1, 221741858), (2, 110870929), (13, 17057066), (26, 8528533), (41, 5408338), (82, 2704169), (169, 1312082), (338, 656041), (533, 416026), (1066, 208013), (6929, 32002), (13858, 16001)]