13573505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:485

約数の個数: 32

約数和(自身を含む): 19353600

約数和(自身を除く): 5780095

約数列:

[1, 5, 11, 19, 31, 55, 95, 155, 209, 341, 419, 589, 1045, 1705, 2095, 2945, 4609, 6479, 7961, 12989, 23045, 32395, 39805, 64945, 87571, 142879, 246791, 437855, 714395, 1233955, 2714701, 13573505]

約数ペア:

[(1, 13573505), (5, 2714701), (11, 1233955), (19, 714395), (31, 437855), (55, 246791), (95, 142879), (155, 87571), (209, 64945), (341, 39805), (419, 32395), (589, 23045), (1045, 12989), (1705, 7961), (2095, 6479), (2945, 4609)]