308440888

素因数分解:

$2^3\times 7^2\times {\mathrm{61}}^1\times {\mathrm{12899}}^1$

素因数の和:12980

約数の個数: 48

約数和(自身を含む): 683829000

約数和(自身を除く): 375388112

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 61, 98, 122, 196, 244, 392, 427, 488, 854, 1708, 2989, 3416, 5978, 11956, 12899, 23912, 25798, 51596, 90293, 103192, 180586, 361172, 632051, 722344, 786839, 1264102, 1573678, 2528204, 3147356, 5056408, 5507873, 6294712, 11015746, 22031492, 38555111, 44062984, 77110222, 154220444, 308440888]

約数ペア:

[(1, 308440888), (2, 154220444), (4, 77110222), (7, 44062984), (8, 38555111), (14, 22031492), (28, 11015746), (49, 6294712), (56, 5507873), (61, 5056408), (98, 3147356), (122, 2528204), (196, 1573678), (244, 1264102), (392, 786839), (427, 722344), (488, 632051), (854, 361172), (1708, 180586), (2989, 103192), (3416, 90293), (5978, 51596), (11956, 25798), (12899, 23912)]