289787576

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2687}}^1$

素因数の和:2784

約数の個数: 64

約数和(自身を含む): 629959680

約数和(自身を除く): 340172104

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 61, 68, 104, 122, 136, 221, 244, 442, 488, 793, 884, 1037, 1586, 1768, 2074, 2687, 3172, 4148, 5374, 6344, 8296, 10748, 13481, 21496, 26962, 34931, 45679, 53924, 69862, 91358, 107848, 139724, 163907, 182716, 279448, 327814, 365432, 593827, 655628, 1187654, 1311256, 2130791, 2375308, 2786419, 4261582, 4750616, 5572838, 8523164, 11145676, 17046328, 22291352, 36223447, 72446894, 144893788, 289787576]

約数ペア:

[(1, 289787576), (2, 144893788), (4, 72446894), (8, 36223447), (13, 22291352), (17, 17046328), (26, 11145676), (34, 8523164), (52, 5572838), (61, 4750616), (68, 4261582), (104, 2786419), (122, 2375308), (136, 2130791), (221, 1311256), (244, 1187654), (442, 655628), (488, 593827), (793, 365432), (884, 327814), (1037, 279448), (1586, 182716), (1768, 163907), (2074, 139724), (2687, 107848), (3172, 91358), (4148, 69862), (5374, 53924), (6344, 45679), (8296, 34931), (10748, 26962), (13481, 21496)]