39790275

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3989}}^1$

素因数の和:4028

約数の個数: 48

約数和(自身を含む): 79161600

約数和(自身を除く): 39371325

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 35, 57, 75, 95, 105, 133, 175, 285, 399, 475, 525, 665, 1425, 1995, 3325, 3989, 9975, 11967, 19945, 27923, 59835, 75791, 83769, 99725, 139615, 227373, 299175, 378955, 418845, 530537, 698075, 1136865, 1591611, 1894775, 2094225, 2652685, 5684325, 7958055, 13263425, 39790275]

約数ペア:

[(1, 39790275), (3, 13263425), (5, 7958055), (7, 5684325), (15, 2652685), (19, 2094225), (21, 1894775), (25, 1591611), (35, 1136865), (57, 698075), (75, 530537), (95, 418845), (105, 378955), (133, 299175), (175, 227373), (285, 139615), (399, 99725), (475, 83769), (525, 75791), (665, 59835), (1425, 27923), (1995, 19945), (3325, 11967), (3989, 9975)]