31384808

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2269}}^1$

素因数の和:2314

約数の個数: 64

約数和(自身を含む): 76272000

約数和(自身を除く): 44887192

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 38, 52, 56, 76, 91, 104, 133, 152, 182, 247, 266, 364, 494, 532, 728, 988, 1064, 1729, 1976, 2269, 3458, 4538, 6916, 9076, 13832, 15883, 18152, 29497, 31766, 43111, 58994, 63532, 86222, 117988, 127064, 172444, 206479, 235976, 301777, 344888, 412958, 560443, 603554, 825916, 1120886, 1207108, 1651832, 2241772, 2414216, 3923101, 4483544, 7846202, 15692404, 31384808]

約数ペア:

[(1, 31384808), (2, 15692404), (4, 7846202), (7, 4483544), (8, 3923101), (13, 2414216), (14, 2241772), (19, 1651832), (26, 1207108), (28, 1120886), (38, 825916), (52, 603554), (56, 560443), (76, 412958), (91, 344888), (104, 301777), (133, 235976), (152, 206479), (182, 172444), (247, 127064), (266, 117988), (364, 86222), (494, 63532), (532, 58994), (728, 43111), (988, 31766), (1064, 29497), (1729, 18152), (1976, 15883), (2269, 13832), (3458, 9076), (4538, 6916)]