91215117

素因数分解:

$3^2\times 7^2\times {\mathrm{397}}^1\times {\mathrm{521}}^1$

素因数の和:938

約数の個数: 36

約数和(自身を含む): 153947196

約数和(自身を除く): 62732079

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 397, 441, 521, 1191, 1563, 2779, 3573, 3647, 4689, 8337, 10941, 19453, 25011, 25529, 32823, 58359, 76587, 175077, 206837, 229761, 620511, 1447859, 1861533, 4343577, 10135013, 13030731, 30405039, 91215117]

約数ペア:

[(1, 91215117), (3, 30405039), (7, 13030731), (9, 10135013), (21, 4343577), (49, 1861533), (63, 1447859), (147, 620511), (397, 229761), (441, 206837), (521, 175077), (1191, 76587), (1563, 58359), (2779, 32823), (3573, 25529), (3647, 25011), (4689, 19453), (8337, 10941)]