28679538

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{1249}}^1$

素因数の和:1386

約数の個数: 32

約数和(自身を含む): 59400000

約数和(自身を除く): 30720462

約数列:

[1, 2, 3, 6, 43, 86, 89, 129, 178, 258, 267, 534, 1249, 2498, 3747, 3827, 7494, 7654, 11481, 22962, 53707, 107414, 111161, 161121, 222322, 322242, 333483, 666966, 4779923, 9559846, 14339769, 28679538]

約数ペア:

[(1, 28679538), (2, 14339769), (3, 9559846), (6, 4779923), (43, 666966), (86, 333483), (89, 322242), (129, 222322), (178, 161121), (258, 111161), (267, 107414), (534, 53707), (1249, 22962), (2498, 11481), (3747, 7654), (3827, 7494)]