13375725

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{523}}^1$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 24950784

約数和(自身を除く): 11575059

約数列:

[1, 3, 5, 11, 15, 25, 31, 33, 55, 75, 93, 155, 165, 275, 341, 465, 523, 775, 825, 1023, 1569, 1705, 2325, 2615, 5115, 5753, 7845, 8525, 13075, 16213, 17259, 25575, 28765, 39225, 48639, 81065, 86295, 143825, 178343, 243195, 405325, 431475, 535029, 891715, 1215975, 2675145, 4458575, 13375725]

約数ペア:

[(1, 13375725), (3, 4458575), (5, 2675145), (11, 1215975), (15, 891715), (25, 535029), (31, 431475), (33, 405325), (55, 243195), (75, 178343), (93, 143825), (155, 86295), (165, 81065), (275, 48639), (341, 39225), (465, 28765), (523, 25575), (775, 17259), (825, 16213), (1023, 13075), (1569, 8525), (1705, 7845), (2325, 5753), (2615, 5115)]