27381788

素因数分解:

$2^2\times 7^2\times {\mathrm{139703}}^1$

素因数の和:139721

約数の個数: 18

約数和(自身を含む): 55741896

約数和(自身を除く): 28360108

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 139703, 279406, 558812, 977921, 1955842, 3911684, 6845447, 13690894, 27381788]

約数ペア:

[(1, 27381788), (2, 13690894), (4, 6845447), (7, 3911684), (14, 1955842), (28, 977921), (49, 558812), (98, 279406), (196, 139703)]