138440910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{200639}}^1$

素因数の和:200672

約数の個数: 32

約数和(自身を含む): 346705920

約数和(自身を除く): 208265010

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 200639, 401278, 601917, 1003195, 1203834, 2006390, 3009585, 4614697, 6019170, 9229394, 13844091, 23073485, 27688182, 46146970, 69220455, 138440910]

約数ペア:

[(1, 138440910), (2, 69220455), (3, 46146970), (5, 27688182), (6, 23073485), (10, 13844091), (15, 9229394), (23, 6019170), (30, 4614697), (46, 3009585), (69, 2006390), (115, 1203834), (138, 1003195), (230, 601917), (345, 401278), (690, 200639)]