28609945

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{277}}^1$

素因数の和:529

約数の個数: 32

約数和(自身を含む): 42594048

約数和(自身を除く): 13984103

約数列:

[1, 5, 7, 13, 35, 65, 91, 227, 277, 455, 1135, 1385, 1589, 1939, 2951, 3601, 7945, 9695, 14755, 18005, 20657, 25207, 62879, 103285, 126035, 314395, 440153, 817427, 2200765, 4087135, 5721989, 28609945]

約数ペア:

[(1, 28609945), (5, 5721989), (7, 4087135), (13, 2200765), (35, 817427), (65, 440153), (91, 314395), (227, 126035), (277, 103285), (455, 62879), (1135, 25207), (1385, 20657), (1589, 18005), (1939, 14755), (2951, 9695), (3601, 7945)]