64396731

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{353}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 107508384

約数和(自身を除く): 43111653

約数列:

[1, 3, 7, 17, 21, 49, 51, 73, 119, 147, 219, 353, 357, 511, 833, 1059, 1241, 1533, 2471, 2499, 3577, 3723, 6001, 7413, 8687, 10731, 17297, 18003, 25769, 26061, 42007, 51891, 60809, 77307, 126021, 180383, 182427, 294049, 438073, 541149, 882147, 1262681, 1314219, 3066511, 3788043, 9199533, 21465577, 64396731]

約数ペア:

[(1, 64396731), (3, 21465577), (7, 9199533), (17, 3788043), (21, 3066511), (49, 1314219), (51, 1262681), (73, 882147), (119, 541149), (147, 438073), (219, 294049), (353, 182427), (357, 180383), (511, 126021), (833, 77307), (1059, 60809), (1241, 51891), (1533, 42007), (2471, 26061), (2499, 25769), (3577, 18003), (3723, 17297), (6001, 10731), (7413, 8687)]