201712965

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{487}}^1\times {\mathrm{521}}^1$

素因数の和:1069

約数の個数: 32

約数和(自身を含む): 330137856

約数和(自身を除く): 128424891

約数列:

[1, 3, 5, 15, 53, 159, 265, 487, 521, 795, 1461, 1563, 2435, 2605, 7305, 7815, 25811, 27613, 77433, 82839, 129055, 138065, 253727, 387165, 414195, 761181, 1268635, 3805905, 13447531, 40342593, 67237655, 201712965]

約数ペア:

[(1, 201712965), (3, 67237655), (5, 40342593), (15, 13447531), (53, 3805905), (159, 1268635), (265, 761181), (487, 414195), (521, 387165), (795, 253727), (1461, 138065), (1563, 129055), (2435, 82839), (2605, 77433), (7305, 27613), (7815, 25811)]