64554318

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{431}}^1$

素因数の和:649

約数の個数: 48

約数和(自身を含む): 143747136

約数和(自身を除く): 79192818

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 157, 159, 314, 318, 431, 471, 477, 862, 942, 954, 1293, 1413, 2586, 2826, 3879, 7758, 8321, 16642, 22843, 24963, 45686, 49926, 67667, 68529, 74889, 135334, 137058, 149778, 203001, 205587, 406002, 411174, 609003, 1218006, 3586351, 7172702, 10759053, 21518106, 32277159, 64554318]

約数ペア:

[(1, 64554318), (2, 32277159), (3, 21518106), (6, 10759053), (9, 7172702), (18, 3586351), (53, 1218006), (106, 609003), (157, 411174), (159, 406002), (314, 205587), (318, 203001), (431, 149778), (471, 137058), (477, 135334), (862, 74889), (942, 68529), (954, 67667), (1293, 49926), (1413, 45686), (2586, 24963), (2826, 22843), (3879, 16642), (7758, 8321)]