17721000921

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{6827}}^1$

素因数の和:7006

約数の個数: 64

約数和(自身を含む): 27897569280

約数和(自身を除く): 10176568359

約数列:

[1, 3, 13, 19, 31, 39, 57, 93, 113, 247, 339, 403, 589, 741, 1209, 1469, 1767, 2147, 3503, 4407, 6441, 6827, 7657, 10509, 20481, 22971, 27911, 45539, 66557, 83733, 88751, 129713, 136617, 199671, 211637, 266253, 389139, 634911, 771451, 865241, 1686269, 2314353, 2595723, 2751281, 4021103, 5058807, 8253843, 10028863, 12063309, 14657569, 23914981, 30086589, 43972707, 52274339, 71744943, 156823017, 190548397, 310894753, 454384639, 571645191, 932684259, 1363153917, 5907000307, 17721000921]

約数ペア:

[(1, 17721000921), (3, 5907000307), (13, 1363153917), (19, 932684259), (31, 571645191), (39, 454384639), (57, 310894753), (93, 190548397), (113, 156823017), (247, 71744943), (339, 52274339), (403, 43972707), (589, 30086589), (741, 23914981), (1209, 14657569), (1469, 12063309), (1767, 10028863), (2147, 8253843), (3503, 5058807), (4407, 4021103), (6441, 2751281), (6827, 2595723), (7657, 2314353), (10509, 1686269), (20481, 865241), (22971, 771451), (27911, 634911), (45539, 389139), (66557, 266253), (83733, 211637), (88751, 199671), (129713, 136617)]