78258117

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{719}}^1$

素因数の和:873

約数の個数: 32

約数和(自身を含む): 122757120

約数和(自身を除く): 44499003

約数列:

[1, 3, 7, 21, 71, 73, 213, 219, 497, 511, 719, 1491, 1533, 2157, 5033, 5183, 15099, 15549, 36281, 51049, 52487, 108843, 153147, 157461, 357343, 367409, 1072029, 1102227, 3726577, 11179731, 26086039, 78258117]

約数ペア:

[(1, 78258117), (3, 26086039), (7, 11179731), (21, 3726577), (71, 1102227), (73, 1072029), (213, 367409), (219, 357343), (497, 157461), (511, 153147), (719, 108843), (1491, 52487), (1533, 51049), (2157, 36281), (5033, 15549), (5183, 15099)]