161887866

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{397}}^1$

素因数の和:508

約数の個数: 96

約数和(自身を含む): 402903360

約数和(自身を除く): 241015494

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 49, 57, 73, 98, 114, 133, 146, 147, 219, 266, 294, 397, 399, 438, 511, 794, 798, 931, 1022, 1191, 1387, 1533, 1862, 2382, 2774, 2779, 2793, 3066, 3577, 4161, 5558, 5586, 7154, 7543, 8322, 8337, 9709, 10731, 15086, 16674, 19418, 19453, 21462, 22629, 28981, 29127, 38906, 45258, 52801, 57962, 58254, 58359, 67963, 86943, 105602, 116718, 135926, 158403, 173886, 202867, 203889, 316806, 369607, 405734, 407778, 550639, 608601, 739214, 1101278, 1108821, 1217202, 1420069, 1651917, 2217642, 2840138, 3303834, 3854473, 4260207, 7708946, 8520414, 11563419, 23126838, 26981311, 53962622, 80943933, 161887866]

約数ペア:

[(1, 161887866), (2, 80943933), (3, 53962622), (6, 26981311), (7, 23126838), (14, 11563419), (19, 8520414), (21, 7708946), (38, 4260207), (42, 3854473), (49, 3303834), (57, 2840138), (73, 2217642), (98, 1651917), (114, 1420069), (133, 1217202), (146, 1108821), (147, 1101278), (219, 739214), (266, 608601), (294, 550639), (397, 407778), (399, 405734), (438, 369607), (511, 316806), (794, 203889), (798, 202867), (931, 173886), (1022, 158403), (1191, 135926), (1387, 116718), (1533, 105602), (1862, 86943), (2382, 67963), (2774, 58359), (2779, 58254), (2793, 57962), (3066, 52801), (3577, 45258), (4161, 38906), (5558, 29127), (5586, 28981), (7154, 22629), (7543, 21462), (8322, 19453), (8337, 19418), (9709, 16674), (10731, 15086)]