42131265

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:278

約数の個数: 64

約数和(自身を含む): 78796800

約数和(自身を除く): 36665535

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 89, 95, 151, 165, 209, 267, 285, 445, 453, 627, 755, 979, 1045, 1335, 1661, 1691, 2265, 2869, 2937, 3135, 4895, 4983, 5073, 8305, 8455, 8607, 13439, 14345, 14685, 18601, 24915, 25365, 31559, 40317, 43035, 55803, 67195, 93005, 94677, 147829, 157795, 201585, 255341, 279015, 443487, 473385, 739145, 766023, 1276705, 2217435, 2808751, 3830115, 8426253, 14043755, 42131265]

約数ペア:

[(1, 42131265), (3, 14043755), (5, 8426253), (11, 3830115), (15, 2808751), (19, 2217435), (33, 1276705), (55, 766023), (57, 739145), (89, 473385), (95, 443487), (151, 279015), (165, 255341), (209, 201585), (267, 157795), (285, 147829), (445, 94677), (453, 93005), (627, 67195), (755, 55803), (979, 43035), (1045, 40317), (1335, 31559), (1661, 25365), (1691, 24915), (2265, 18601), (2869, 14685), (2937, 14345), (3135, 13439), (4895, 8607), (4983, 8455), (5073, 8305)]