207904425

素因数分解:

$3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{193}}^1\times {\mathrm{271}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 353334528

約数和(自身を除く): 145430103

約数列:

[1, 3, 5, 15, 25, 53, 75, 159, 193, 265, 271, 579, 795, 813, 965, 1325, 1355, 2895, 3975, 4065, 4825, 6775, 10229, 14363, 14475, 20325, 30687, 43089, 51145, 52303, 71815, 153435, 156909, 215445, 255725, 261515, 359075, 767175, 784545, 1077225, 1307575, 2772059, 3922725, 8316177, 13860295, 41580885, 69301475, 207904425]

約数ペア:

[(1, 207904425), (3, 69301475), (5, 41580885), (15, 13860295), (25, 8316177), (53, 3922725), (75, 2772059), (159, 1307575), (193, 1077225), (265, 784545), (271, 767175), (579, 359075), (795, 261515), (813, 255725), (965, 215445), (1325, 156909), (1355, 153435), (2895, 71815), (3975, 52303), (4065, 51145), (4825, 43089), (6775, 30687), (10229, 20325), (14363, 14475)]