7986825

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{461}}^1$

素因数の和:495

約数の個数: 72

約数和(自身を含む): 17873856

約数和(自身を除く): 9887031

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 25, 33, 35, 45, 55, 63, 75, 77, 99, 105, 165, 175, 225, 231, 275, 315, 385, 461, 495, 525, 693, 825, 1155, 1383, 1575, 1925, 2305, 2475, 3227, 3465, 4149, 5071, 5775, 6915, 9681, 11525, 15213, 16135, 17325, 20745, 25355, 29043, 34575, 35497, 45639, 48405, 76065, 80675, 103725, 106491, 126775, 145215, 177485, 228195, 242025, 319473, 380325, 532455, 726075, 887425, 1140975, 1597365, 2662275, 7986825]

約数ペア:

[(1, 7986825), (3, 2662275), (5, 1597365), (7, 1140975), (9, 887425), (11, 726075), (15, 532455), (21, 380325), (25, 319473), (33, 242025), (35, 228195), (45, 177485), (55, 145215), (63, 126775), (75, 106491), (77, 103725), (99, 80675), (105, 76065), (165, 48405), (175, 45639), (225, 35497), (231, 34575), (275, 29043), (315, 25355), (385, 20745), (461, 17325), (495, 16135), (525, 15213), (693, 11525), (825, 9681), (1155, 6915), (1383, 5775), (1575, 5071), (1925, 4149), (2305, 3465), (2475, 3227)]