248654853

素因数分解:

$3^5\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{449}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 389188800

約数和(自身を除く): 140533947

約数列:

[1, 3, 9, 27, 43, 53, 81, 129, 159, 243, 387, 449, 477, 1161, 1347, 1431, 2279, 3483, 4041, 4293, 6837, 10449, 12123, 12879, 19307, 20511, 23797, 36369, 57921, 61533, 71391, 109107, 173763, 184599, 214173, 521289, 553797, 642519, 1023271, 1563867, 1927557, 3069813, 4691601, 5782671, 9209439, 27628317, 82884951, 248654853]

約数ペア:

[(1, 248654853), (3, 82884951), (9, 27628317), (27, 9209439), (43, 5782671), (53, 4691601), (81, 3069813), (129, 1927557), (159, 1563867), (243, 1023271), (387, 642519), (449, 553797), (477, 521289), (1161, 214173), (1347, 184599), (1431, 173763), (2279, 109107), (3483, 71391), (4041, 61533), (4293, 57921), (6837, 36369), (10449, 23797), (12123, 20511), (12879, 19307)]