1557071038

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{20807}}^1$

素因数の和:20928

約数の個数: 32

約数和(自身を含む): 2588848128

約数和(自身を除く): 1031777090

約数列:

[1, 2, 17, 31, 34, 62, 71, 142, 527, 1054, 1207, 2201, 2414, 4402, 20807, 37417, 41614, 74834, 353719, 645017, 707438, 1290034, 1477297, 2954594, 10965289, 21930578, 25114049, 45796207, 50228098, 91592414, 778535519, 1557071038]

約数ペア:

[(1, 1557071038), (2, 778535519), (17, 91592414), (31, 50228098), (34, 45796207), (62, 25114049), (71, 21930578), (142, 10965289), (527, 2954594), (1054, 1477297), (1207, 1290034), (2201, 707438), (2414, 645017), (4402, 353719), (20807, 74834), (37417, 41614)]