137907890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{6659}}^1$

素因数の和:6794

約数の個数: 32

約数和(自身を含む): 263736000

約数和(自身を除く): 125828110

約数列:

[1, 2, 5, 10, 19, 38, 95, 109, 190, 218, 545, 1090, 2071, 4142, 6659, 10355, 13318, 20710, 33295, 66590, 126521, 253042, 632605, 725831, 1265210, 1451662, 3629155, 7258310, 13790789, 27581578, 68953945, 137907890]

約数ペア:

[(1, 137907890), (2, 68953945), (5, 27581578), (10, 13790789), (19, 7258310), (38, 3629155), (95, 1451662), (109, 1265210), (190, 725831), (218, 632605), (545, 253042), (1090, 126521), (2071, 66590), (4142, 33295), (6659, 20710), (10355, 13318)]