15749475

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{229}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 30117120

約数和(自身を除く): 14367645

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 131, 175, 229, 393, 525, 655, 687, 917, 1145, 1603, 1965, 2751, 3275, 3435, 4585, 4809, 5725, 8015, 9825, 13755, 17175, 22925, 24045, 29999, 40075, 68775, 89997, 120225, 149995, 209993, 449985, 629979, 749975, 1049965, 2249925, 3149895, 5249825, 15749475]

約数ペア:

[(1, 15749475), (3, 5249825), (5, 3149895), (7, 2249925), (15, 1049965), (21, 749975), (25, 629979), (35, 449985), (75, 209993), (105, 149995), (131, 120225), (175, 89997), (229, 68775), (393, 40075), (525, 29999), (655, 24045), (687, 22925), (917, 17175), (1145, 13755), (1603, 9825), (1965, 8015), (2751, 5725), (3275, 4809), (3435, 4585)]