125878788

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{499519}}^1$

素因数の和:499536

約数の個数: 36

約数和(自身を含む): 363650560

約数和(自身を除く): 237771772

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 499519, 999038, 1498557, 1998076, 2997114, 3496633, 4495671, 5994228, 6993266, 8991342, 10489899, 13986532, 17982684, 20979798, 31469697, 41959596, 62939394, 125878788]

約数ペア:

[(1, 125878788), (2, 62939394), (3, 41959596), (4, 31469697), (6, 20979798), (7, 17982684), (9, 13986532), (12, 10489899), (14, 8991342), (18, 6993266), (21, 5994228), (28, 4495671), (36, 3496633), (42, 2997114), (63, 1998076), (84, 1498557), (126, 999038), (252, 499519)]