1394405495

素因数分解:

$5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{1523}}^1$

素因数の和:1680

約数の個数: 48

約数和(自身を含む): 2020202208

約数和(自身を除く): 625796713

約数列:

[1, 5, 7, 35, 37, 49, 101, 185, 245, 259, 505, 707, 1295, 1523, 1813, 3535, 3737, 4949, 7615, 9065, 10661, 18685, 24745, 26159, 53305, 56351, 74627, 130795, 153823, 183113, 281755, 373135, 394457, 769115, 915565, 1076761, 1972285, 2761199, 5383805, 5691451, 7537327, 13805995, 28457255, 37686635, 39840157, 199200785, 278881099, 1394405495]

約数ペア:

[(1, 1394405495), (5, 278881099), (7, 199200785), (35, 39840157), (37, 37686635), (49, 28457255), (101, 13805995), (185, 7537327), (245, 5691451), (259, 5383805), (505, 2761199), (707, 1972285), (1295, 1076761), (1523, 915565), (1813, 769115), (3535, 394457), (3737, 373135), (4949, 281755), (7615, 183113), (9065, 153823), (10661, 130795), (18685, 74627), (24745, 56351), (26159, 53305)]