1125218305

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{409}}^1\times {\mathrm{509}}^1$

素因数の和:993

約数の個数: 32

約数和(自身を含む): 1445299200

約数和(自身を除く): 320080895

約数列:

[1, 5, 23, 47, 115, 235, 409, 509, 1081, 2045, 2545, 5405, 9407, 11707, 19223, 23923, 47035, 58535, 96115, 119615, 208181, 442129, 550229, 1040905, 2210645, 2751145, 4788163, 9784507, 23940815, 48922535, 225043661, 1125218305]

約数ペア:

[(1, 1125218305), (5, 225043661), (23, 48922535), (47, 23940815), (115, 9784507), (235, 4788163), (409, 2751145), (509, 2210645), (1081, 1040905), (2045, 550229), (2545, 442129), (5405, 208181), (9407, 119615), (11707, 96115), (19223, 58535), (23923, 47035)]