161775315

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{16267}}^1$

素因数の和:16308

約数の個数: 48

約数和(自身を含む): 319763808

約数和(自身を除く): 157988493

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 65, 85, 117, 153, 195, 221, 255, 585, 663, 765, 1105, 1989, 3315, 9945, 16267, 48801, 81335, 146403, 211471, 244005, 276539, 634413, 732015, 829617, 1057355, 1382695, 1903239, 2488851, 3172065, 3595007, 4148085, 9516195, 10785021, 12444255, 17975035, 32355063, 53925105, 161775315]

約数ペア:

[(1, 161775315), (3, 53925105), (5, 32355063), (9, 17975035), (13, 12444255), (15, 10785021), (17, 9516195), (39, 4148085), (45, 3595007), (51, 3172065), (65, 2488851), (85, 1903239), (117, 1382695), (153, 1057355), (195, 829617), (221, 732015), (255, 634413), (585, 276539), (663, 244005), (765, 211471), (1105, 146403), (1989, 81335), (3315, 48801), (9945, 16267)]