755206221

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{647}}^1$

素因数の和:862

約数の個数: 64

約数和(自身を含む): 1305870336

約数和(自身を除く): 550664115

約数列:

[1, 3, 7, 11, 21, 31, 33, 77, 93, 163, 217, 231, 341, 489, 647, 651, 1023, 1141, 1793, 1941, 2387, 3423, 4529, 5053, 5379, 7117, 7161, 12551, 13587, 15159, 20057, 21351, 35371, 37653, 49819, 55583, 60171, 105461, 106113, 140399, 149457, 166749, 220627, 316383, 389081, 421197, 661881, 738227, 1160071, 1167243, 1544389, 2214681, 3269291, 3480213, 4633167, 8120497, 9807873, 22885037, 24361491, 35962201, 68655111, 107886603, 251735407, 755206221]

約数ペア:

[(1, 755206221), (3, 251735407), (7, 107886603), (11, 68655111), (21, 35962201), (31, 24361491), (33, 22885037), (77, 9807873), (93, 8120497), (163, 4633167), (217, 3480213), (231, 3269291), (341, 2214681), (489, 1544389), (647, 1167243), (651, 1160071), (1023, 738227), (1141, 661881), (1793, 421197), (1941, 389081), (2387, 316383), (3423, 220627), (4529, 166749), (5053, 149457), (5379, 140399), (7117, 106113), (7161, 105461), (12551, 60171), (13587, 55583), (15159, 49819), (20057, 37653), (21351, 35371)]