64535723

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:156

約数の個数: 48

約数和(自身を含む): 87237120

約数和(自身を除く): 22701397

約数列:

[1, 7, 17, 19, 23, 73, 119, 133, 161, 289, 323, 391, 437, 511, 1241, 1387, 1679, 2023, 2261, 2737, 3059, 5491, 6647, 7429, 8687, 9709, 11753, 21097, 23579, 28543, 31901, 38437, 46529, 52003, 126293, 147679, 165053, 199801, 223307, 400843, 485231, 542317, 884051, 2805901, 3396617, 3796219, 9219389, 64535723]

約数ペア:

[(1, 64535723), (7, 9219389), (17, 3796219), (19, 3396617), (23, 2805901), (73, 884051), (119, 542317), (133, 485231), (161, 400843), (289, 223307), (323, 199801), (391, 165053), (437, 147679), (511, 126293), (1241, 52003), (1387, 46529), (1679, 38437), (2023, 31901), (2261, 28543), (2737, 23579), (3059, 21097), (5491, 11753), (6647, 9709), (7429, 8687)]