64986498

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^2\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:256

約数の個数: 72

約数和(自身を含む): 151740108

約数和(自身を除く): 86753610

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 73, 114, 137, 146, 171, 219, 274, 342, 361, 411, 438, 657, 722, 822, 1083, 1233, 1314, 1387, 2166, 2466, 2603, 2774, 3249, 4161, 5206, 6498, 7809, 8322, 10001, 12483, 15618, 20002, 23427, 24966, 26353, 30003, 46854, 49457, 52706, 60006, 79059, 90009, 98914, 148371, 158118, 180018, 190019, 237177, 296742, 380038, 445113, 474354, 570057, 890226, 1140114, 1710171, 3420342, 3610361, 7220722, 10831083, 21662166, 32493249, 64986498]

約数ペア:

[(1, 64986498), (2, 32493249), (3, 21662166), (6, 10831083), (9, 7220722), (18, 3610361), (19, 3420342), (38, 1710171), (57, 1140114), (73, 890226), (114, 570057), (137, 474354), (146, 445113), (171, 380038), (219, 296742), (274, 237177), (342, 190019), (361, 180018), (411, 158118), (438, 148371), (657, 98914), (722, 90009), (822, 79059), (1083, 60006), (1233, 52706), (1314, 49457), (1387, 46854), (2166, 30003), (2466, 26353), (2603, 24966), (2774, 23427), (3249, 20002), (4161, 15618), (5206, 12483), (6498, 10001), (7809, 8322)]