31373190

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{887}}^1$

素因数の和:1034

約数の個数: 64

約数和(自身を含む): 84395520

約数和(自身を除く): 53022330

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 131, 135, 262, 270, 393, 655, 786, 887, 1179, 1310, 1774, 1965, 2358, 2661, 3537, 3930, 4435, 5322, 5895, 7074, 7983, 8870, 11790, 13305, 15966, 17685, 23949, 26610, 35370, 39915, 47898, 79830, 116197, 119745, 232394, 239490, 348591, 580985, 697182, 1045773, 1161970, 1742955, 2091546, 3137319, 3485910, 5228865, 6274638, 10457730, 15686595, 31373190]

約数ペア:

[(1, 31373190), (2, 15686595), (3, 10457730), (5, 6274638), (6, 5228865), (9, 3485910), (10, 3137319), (15, 2091546), (18, 1742955), (27, 1161970), (30, 1045773), (45, 697182), (54, 580985), (90, 348591), (131, 239490), (135, 232394), (262, 119745), (270, 116197), (393, 79830), (655, 47898), (786, 39915), (887, 35370), (1179, 26610), (1310, 23949), (1774, 17685), (1965, 15966), (2358, 13305), (2661, 11790), (3537, 8870), (3930, 7983), (4435, 7074), (5322, 5895)]