42172815

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{1447}}^1$

素因数の和:1551

約数の個数: 32

約数和(自身を含む): 70894080

約数和(自身を除く): 28721265

約数列:

[1, 3, 5, 15, 29, 67, 87, 145, 201, 335, 435, 1005, 1447, 1943, 4341, 5829, 7235, 9715, 21705, 29145, 41963, 96949, 125889, 209815, 290847, 484745, 629445, 1454235, 2811521, 8434563, 14057605, 42172815]

約数ペア:

[(1, 42172815), (3, 14057605), (5, 8434563), (15, 2811521), (29, 1454235), (67, 629445), (87, 484745), (145, 290847), (201, 209815), (335, 125889), (435, 96949), (1005, 41963), (1447, 29145), (1943, 21705), (4341, 9715), (5829, 7235)]