42783951

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:184

約数の個数: 64

約数和(自身を含む): 73543680

約数和(自身を除く): 30759729

約数列:

[1, 3, 7, 17, 21, 37, 41, 51, 79, 111, 119, 123, 237, 259, 287, 357, 553, 629, 697, 777, 861, 1343, 1517, 1659, 1887, 2091, 2923, 3239, 4029, 4403, 4551, 4879, 8769, 9401, 9717, 10619, 13209, 14637, 20461, 22673, 25789, 28203, 31857, 49691, 55063, 61383, 68019, 77367, 119843, 149073, 165189, 180523, 347837, 359529, 385441, 541569, 838901, 1043511, 1156323, 2037331, 2516703, 6111993, 14261317, 42783951]

約数ペア:

[(1, 42783951), (3, 14261317), (7, 6111993), (17, 2516703), (21, 2037331), (37, 1156323), (41, 1043511), (51, 838901), (79, 541569), (111, 385441), (119, 359529), (123, 347837), (237, 180523), (259, 165189), (287, 149073), (357, 119843), (553, 77367), (629, 68019), (697, 61383), (777, 55063), (861, 49691), (1343, 31857), (1517, 28203), (1659, 25789), (1887, 22673), (2091, 20461), (2923, 14637), (3239, 13209), (4029, 10619), (4403, 9717), (4551, 9401), (4879, 8769)]