71547615

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{229}}^1$

素因数の和:424

約数の個数: 48

約数和(自身を含む): 127876320

約数和(自身を除く): 56328705

約数列:

[1, 3, 5, 9, 15, 45, 53, 131, 159, 229, 265, 393, 477, 655, 687, 795, 1145, 1179, 1965, 2061, 2385, 3435, 5895, 6943, 10305, 12137, 20829, 29999, 34715, 36411, 60685, 62487, 89997, 104145, 109233, 149995, 182055, 269991, 312435, 449985, 546165, 1349955, 1589947, 4769841, 7949735, 14309523, 23849205, 71547615]

約数ペア:

[(1, 71547615), (3, 23849205), (5, 14309523), (9, 7949735), (15, 4769841), (45, 1589947), (53, 1349955), (131, 546165), (159, 449985), (229, 312435), (265, 269991), (393, 182055), (477, 149995), (655, 109233), (687, 104145), (795, 89997), (1145, 62487), (1179, 60685), (1965, 36411), (2061, 34715), (2385, 29999), (3435, 20829), (5895, 12137), (6943, 10305)]