7786428

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:147

約数の個数: 96

約数和(自身を含む): 21450240

約数和(自身を除く): 13663812

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 37, 38, 39, 52, 57, 71, 74, 76, 78, 111, 114, 142, 148, 156, 213, 222, 228, 247, 284, 426, 444, 481, 494, 703, 741, 852, 923, 962, 988, 1349, 1406, 1443, 1482, 1846, 1924, 2109, 2627, 2698, 2769, 2812, 2886, 2964, 3692, 4047, 4218, 5254, 5396, 5538, 5772, 7881, 8094, 8436, 9139, 10508, 11076, 15762, 16188, 17537, 18278, 27417, 31524, 34151, 35074, 36556, 49913, 52611, 54834, 68302, 70148, 99826, 102453, 105222, 109668, 136604, 149739, 199652, 204906, 210444, 299478, 409812, 598956, 648869, 1297738, 1946607, 2595476, 3893214, 7786428]

約数ペア:

[(1, 7786428), (2, 3893214), (3, 2595476), (4, 1946607), (6, 1297738), (12, 648869), (13, 598956), (19, 409812), (26, 299478), (37, 210444), (38, 204906), (39, 199652), (52, 149739), (57, 136604), (71, 109668), (74, 105222), (76, 102453), (78, 99826), (111, 70148), (114, 68302), (142, 54834), (148, 52611), (156, 49913), (213, 36556), (222, 35074), (228, 34151), (247, 31524), (284, 27417), (426, 18278), (444, 17537), (481, 16188), (494, 15762), (703, 11076), (741, 10508), (852, 9139), (923, 8436), (962, 8094), (988, 7881), (1349, 5772), (1406, 5538), (1443, 5396), (1482, 5254), (1846, 4218), (1924, 4047), (2109, 3692), (2627, 2964), (2698, 2886), (2769, 2812)]