13091331

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{191}}^1$

素因数の和:303

約数の個数: 32

約数和(自身を含む): 20054016

約数和(自身を除く): 6962685

約数列:

[1, 3, 11, 31, 33, 67, 93, 191, 201, 341, 573, 737, 1023, 2077, 2101, 2211, 5921, 6231, 6303, 12797, 17763, 22847, 38391, 65131, 68541, 140767, 195393, 396707, 422301, 1190121, 4363777, 13091331]

約数ペア:

[(1, 13091331), (3, 4363777), (11, 1190121), (31, 422301), (33, 396707), (67, 195393), (93, 140767), (191, 68541), (201, 65131), (341, 38391), (573, 22847), (737, 17763), (1023, 12797), (2077, 6303), (2101, 6231), (2211, 5921)]