70991271

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:133

約数の個数: 72

約数和(自身を含む): 122385536

約数和(自身を除く): 51394265

約数列:

[1, 3, 9, 13, 23, 31, 37, 39, 69, 93, 111, 117, 207, 279, 299, 333, 403, 481, 529, 713, 851, 897, 1147, 1209, 1443, 1587, 2139, 2553, 2691, 3441, 3627, 4329, 4761, 6417, 6877, 7659, 9269, 10323, 11063, 14911, 16399, 19573, 20631, 26381, 27807, 33189, 44733, 49197, 58719, 61893, 79143, 83421, 99567, 134199, 147591, 176157, 213187, 237429, 254449, 342953, 606763, 639561, 763347, 1028859, 1820289, 1918683, 2290041, 3086577, 5460867, 7887919, 23663757, 70991271]

約数ペア:

[(1, 70991271), (3, 23663757), (9, 7887919), (13, 5460867), (23, 3086577), (31, 2290041), (37, 1918683), (39, 1820289), (69, 1028859), (93, 763347), (111, 639561), (117, 606763), (207, 342953), (279, 254449), (299, 237429), (333, 213187), (403, 176157), (481, 147591), (529, 134199), (713, 99567), (851, 83421), (897, 79143), (1147, 61893), (1209, 58719), (1443, 49197), (1587, 44733), (2139, 33189), (2553, 27807), (2691, 26381), (3441, 20631), (3627, 19573), (4329, 16399), (4761, 14911), (6417, 11063), (6877, 10323), (7659, 9269)]