42974685

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{521}}^1$

素因数の和:595

約数の個数: 64

約数和(自身を含む): 84188160

約数和(自身を除く): 41213475

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 47, 65, 117, 135, 141, 195, 235, 351, 423, 521, 585, 611, 705, 1269, 1563, 1755, 1833, 2115, 2605, 3055, 4689, 5499, 6345, 6773, 7815, 9165, 14067, 16497, 20319, 23445, 24487, 27495, 33865, 60957, 70335, 73461, 82485, 101595, 122435, 182871, 220383, 304785, 318331, 367305, 661149, 914355, 954993, 1101915, 1591655, 2864979, 3305745, 4774965, 8594937, 14324895, 42974685]

約数ペア:

[(1, 42974685), (3, 14324895), (5, 8594937), (9, 4774965), (13, 3305745), (15, 2864979), (27, 1591655), (39, 1101915), (45, 954993), (47, 914355), (65, 661149), (117, 367305), (135, 318331), (141, 304785), (195, 220383), (235, 182871), (351, 122435), (423, 101595), (521, 82485), (585, 73461), (611, 70335), (705, 60957), (1269, 33865), (1563, 27495), (1755, 24487), (1833, 23445), (2115, 20319), (2605, 16497), (3055, 14067), (4689, 9165), (5499, 7815), (6345, 6773)]