1386362488

素因数分解:

$2^3\times 7^2\times {\mathrm{173}}^1\times {\mathrm{20443}}^1$

素因数の和:20636

約数の個数: 48

約数和(自身を含む): 3041453880

約数和(自身を除く): 1655091392

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 173, 196, 346, 392, 692, 1211, 1384, 2422, 4844, 8477, 9688, 16954, 20443, 33908, 40886, 67816, 81772, 143101, 163544, 286202, 572404, 1001707, 1144808, 2003414, 3536639, 4006828, 7073278, 8013656, 14146556, 24756473, 28293112, 49512946, 99025892, 173295311, 198051784, 346590622, 693181244, 1386362488]

約数ペア:

[(1, 1386362488), (2, 693181244), (4, 346590622), (7, 198051784), (8, 173295311), (14, 99025892), (28, 49512946), (49, 28293112), (56, 24756473), (98, 14146556), (173, 8013656), (196, 7073278), (346, 4006828), (392, 3536639), (692, 2003414), (1211, 1144808), (1384, 1001707), (2422, 572404), (4844, 286202), (8477, 163544), (9688, 143101), (16954, 81772), (20443, 67816), (33908, 40886)]