1248975

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1$

素因数の和:97

約数の個数: 72

約数和(自身を含む): 2798432

約数和(自身を除く): 1549457

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 25, 35, 39, 45, 61, 63, 65, 75, 91, 105, 117, 175, 183, 195, 225, 273, 305, 315, 325, 427, 455, 525, 549, 585, 793, 819, 915, 975, 1281, 1365, 1525, 1575, 2135, 2275, 2379, 2745, 2925, 3843, 3965, 4095, 4575, 5551, 6405, 6825, 7137, 10675, 11895, 13725, 16653, 19215, 19825, 20475, 27755, 32025, 35685, 49959, 59475, 83265, 96075, 138775, 178425, 249795, 416325, 1248975]

約数ペア:

[(1, 1248975), (3, 416325), (5, 249795), (7, 178425), (9, 138775), (13, 96075), (15, 83265), (21, 59475), (25, 49959), (35, 35685), (39, 32025), (45, 27755), (61, 20475), (63, 19825), (65, 19215), (75, 16653), (91, 13725), (105, 11895), (117, 10675), (175, 7137), (183, 6825), (195, 6405), (225, 5551), (273, 4575), (305, 4095), (315, 3965), (325, 3843), (427, 2925), (455, 2745), (525, 2379), (549, 2275), (585, 2135), (793, 1575), (819, 1525), (915, 1365), (975, 1281)]