40221507

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:315

約数の個数: 32

約数和(自身を含む): 58752000

約数和(自身を除く): 18530493

約数列:

[1, 3, 17, 51, 67, 79, 149, 201, 237, 447, 1139, 1343, 2533, 3417, 4029, 5293, 7599, 9983, 11771, 15879, 29949, 35313, 89981, 169711, 200107, 269943, 509133, 600321, 788657, 2365971, 13407169, 40221507]

約数ペア:

[(1, 40221507), (3, 13407169), (17, 2365971), (51, 788657), (67, 600321), (79, 509133), (149, 269943), (201, 200107), (237, 169711), (447, 89981), (1139, 35313), (1343, 29949), (2533, 15879), (3417, 11771), (4029, 9983), (5293, 7599)]