666315

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1$

素因数の和:108

約数の個数: 48

約数和(自身を含む): 1336608

約数和(自身を除く): 670293

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 65, 67, 85, 117, 153, 195, 201, 221, 255, 335, 585, 603, 663, 765, 871, 1005, 1105, 1139, 1989, 2613, 3015, 3315, 3417, 4355, 5695, 7839, 9945, 10251, 13065, 14807, 17085, 39195, 44421, 51255, 74035, 133263, 222105, 666315]

約数ペア:

[(1, 666315), (3, 222105), (5, 133263), (9, 74035), (13, 51255), (15, 44421), (17, 39195), (39, 17085), (45, 14807), (51, 13065), (65, 10251), (67, 9945), (85, 7839), (117, 5695), (153, 4355), (195, 3417), (201, 3315), (221, 3015), (255, 2613), (335, 1989), (585, 1139), (603, 1105), (663, 1005), (765, 871)]