210015945

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{509}}^1$

素因数の和:746

約数の個数: 48

約数和(自身を含む): 373772880

約数和(自身を除く): 163756935

約数列:

[1, 3, 5, 9, 15, 45, 53, 159, 173, 265, 477, 509, 519, 795, 865, 1527, 1557, 2385, 2545, 2595, 4581, 7635, 7785, 9169, 22905, 26977, 27507, 45845, 80931, 82521, 88057, 134885, 137535, 242793, 264171, 404655, 412605, 440285, 792513, 1213965, 1320855, 3962565, 4667021, 14001063, 23335105, 42003189, 70005315, 210015945]

約数ペア:

[(1, 210015945), (3, 70005315), (5, 42003189), (9, 23335105), (15, 14001063), (45, 4667021), (53, 3962565), (159, 1320855), (173, 1213965), (265, 792513), (477, 440285), (509, 412605), (519, 404655), (795, 264171), (865, 242793), (1527, 137535), (1557, 134885), (2385, 88057), (2545, 82521), (2595, 80931), (4581, 45845), (7635, 27507), (7785, 26977), (9169, 22905)]