15277990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:293

約数の個数: 64

約数和(自身を含む): 34384896

約数和(自身を除く): 19106906

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 103, 130, 163, 182, 206, 326, 455, 515, 721, 815, 910, 1030, 1141, 1339, 1442, 1630, 2119, 2282, 2678, 3605, 4238, 5705, 6695, 7210, 9373, 10595, 11410, 13390, 14833, 16789, 18746, 21190, 29666, 33578, 46865, 74165, 83945, 93730, 117523, 148330, 167890, 218257, 235046, 436514, 587615, 1091285, 1175230, 1527799, 2182570, 3055598, 7638995, 15277990]

約数ペア:

[(1, 15277990), (2, 7638995), (5, 3055598), (7, 2182570), (10, 1527799), (13, 1175230), (14, 1091285), (26, 587615), (35, 436514), (65, 235046), (70, 218257), (91, 167890), (103, 148330), (130, 117523), (163, 93730), (182, 83945), (206, 74165), (326, 46865), (455, 33578), (515, 29666), (721, 21190), (815, 18746), (910, 16789), (1030, 14833), (1141, 13390), (1339, 11410), (1442, 10595), (1630, 9373), (2119, 7210), (2282, 6695), (2678, 5705), (3605, 4238)]