647485443

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1$

素因数の和:489

約数の個数: 96

約数和(自身を含む): 1156446720

約数和(自身を除く): 508961277

約数列:

[1, 3, 9, 11, 17, 23, 33, 43, 51, 69, 99, 129, 153, 187, 207, 253, 387, 389, 391, 473, 561, 731, 759, 989, 1167, 1173, 1419, 1683, 2193, 2277, 2967, 3501, 3519, 4257, 4279, 4301, 6579, 6613, 8041, 8901, 8947, 10879, 12837, 12903, 16727, 16813, 19839, 24123, 26841, 32637, 38511, 38709, 50181, 50439, 59517, 72369, 72743, 80523, 97911, 98417, 150543, 151317, 152099, 183997, 184943, 218229, 284359, 295251, 384721, 456297, 551991, 554829, 654687, 853077, 885753, 1154163, 1368891, 1655973, 1664487, 1673089, 2559231, 3127949, 3462489, 4231931, 5019267, 6540257, 9383847, 12695793, 15057801, 19620771, 28151541, 38087379, 58862313, 71942827, 215828481, 647485443]

約数ペア:

[(1, 647485443), (3, 215828481), (9, 71942827), (11, 58862313), (17, 38087379), (23, 28151541), (33, 19620771), (43, 15057801), (51, 12695793), (69, 9383847), (99, 6540257), (129, 5019267), (153, 4231931), (187, 3462489), (207, 3127949), (253, 2559231), (387, 1673089), (389, 1664487), (391, 1655973), (473, 1368891), (561, 1154163), (731, 885753), (759, 853077), (989, 654687), (1167, 554829), (1173, 551991), (1419, 456297), (1683, 384721), (2193, 295251), (2277, 284359), (2967, 218229), (3501, 184943), (3519, 183997), (4257, 152099), (4279, 151317), (4301, 150543), (6579, 98417), (6613, 97911), (8041, 80523), (8901, 72743), (8947, 72369), (10879, 59517), (12837, 50439), (12903, 50181), (16727, 38709), (16813, 38511), (19839, 32637), (24123, 26841)]