40507905

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1597}}^1$

素因数の和:1713

約数の個数: 32

約数和(自身を含む): 69033600

約数和(自身を除く): 28525695

約数列:

[1, 3, 5, 15, 19, 57, 89, 95, 267, 285, 445, 1335, 1597, 1691, 4791, 5073, 7985, 8455, 23955, 25365, 30343, 91029, 142133, 151715, 426399, 455145, 710665, 2131995, 2700527, 8101581, 13502635, 40507905]

約数ペア:

[(1, 40507905), (3, 13502635), (5, 8101581), (15, 2700527), (19, 2131995), (57, 710665), (89, 455145), (95, 426399), (267, 151715), (285, 142133), (445, 91029), (1335, 30343), (1597, 25365), (1691, 23955), (4791, 8455), (5073, 7985)]