1387774024

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61493}}^1$

素因数の和:61550

約数の個数: 64

約数和(自身を含む): 3305917440

約数和(自身を除く): 1918143416

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 52, 56, 62, 91, 104, 124, 182, 217, 248, 364, 403, 434, 728, 806, 868, 1612, 1736, 2821, 3224, 5642, 11284, 22568, 61493, 122986, 245972, 430451, 491944, 799409, 860902, 1598818, 1721804, 1906283, 3197636, 3443608, 3812566, 5595863, 6395272, 7625132, 11191726, 13343981, 15250264, 22383452, 24781679, 26687962, 44766904, 49563358, 53375924, 99126716, 106751848, 173471753, 198253432, 346943506, 693887012, 1387774024]

約数ペア:

[(1, 1387774024), (2, 693887012), (4, 346943506), (7, 198253432), (8, 173471753), (13, 106751848), (14, 99126716), (26, 53375924), (28, 49563358), (31, 44766904), (52, 26687962), (56, 24781679), (62, 22383452), (91, 15250264), (104, 13343981), (124, 11191726), (182, 7625132), (217, 6395272), (248, 5595863), (364, 3812566), (403, 3443608), (434, 3197636), (728, 1906283), (806, 1721804), (868, 1598818), (1612, 860902), (1736, 799409), (2821, 491944), (3224, 430451), (5642, 245972), (11284, 122986), (22568, 61493)]