7881465618

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{158129}}^1$

素因数の和:158224

約数の個数: 64

約数和(自身を含む): 19127404800

約数和(自身を除く): 11245939182

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 71, 78, 117, 142, 213, 234, 351, 426, 639, 702, 923, 1278, 1846, 1917, 2769, 3834, 5538, 8307, 16614, 24921, 49842, 158129, 316258, 474387, 948774, 1423161, 2055677, 2846322, 4111354, 4269483, 6167031, 8538966, 11227159, 12334062, 18501093, 22454318, 33681477, 37002186, 55503279, 67362954, 101044431, 111006558, 145953067, 202088862, 291906134, 303133293, 437859201, 606266586, 875718402, 1313577603, 2627155206, 3940732809, 7881465618]

約数ペア:

[(1, 7881465618), (2, 3940732809), (3, 2627155206), (6, 1313577603), (9, 875718402), (13, 606266586), (18, 437859201), (26, 303133293), (27, 291906134), (39, 202088862), (54, 145953067), (71, 111006558), (78, 101044431), (117, 67362954), (142, 55503279), (213, 37002186), (234, 33681477), (351, 22454318), (426, 18501093), (639, 12334062), (702, 11227159), (923, 8538966), (1278, 6167031), (1846, 4269483), (1917, 4111354), (2769, 2846322), (3834, 2055677), (5538, 1423161), (8307, 948774), (16614, 474387), (24921, 316258), (49842, 158129)]