648801430

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{9811}}^1$

素因数の和:10224

約数の個数: 32

約数和(自身を含む): 1239844320

約数和(自身を除く): 591042890

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 389, 778, 1945, 3890, 6613, 9811, 13226, 19622, 33065, 49055, 66130, 98110, 166787, 333574, 833935, 1667870, 3816479, 7632958, 19082395, 38164790, 64880143, 129760286, 324400715, 648801430]

約数ペア:

[(1, 648801430), (2, 324400715), (5, 129760286), (10, 64880143), (17, 38164790), (34, 19082395), (85, 7632958), (170, 3816479), (389, 1667870), (778, 833935), (1945, 333574), (3890, 166787), (6613, 98110), (9811, 66130), (13226, 49055), (19622, 33065)]