2557308

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^3\times {\mathrm{97}}^1$

素因数の和:143

約数の個数: 48

約数和(自身を含む): 6530720

約数和(自身を除く): 3973412

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 97, 156, 169, 194, 291, 338, 388, 507, 582, 676, 1014, 1164, 1261, 2028, 2197, 2522, 3783, 4394, 5044, 6591, 7566, 8788, 13182, 15132, 16393, 26364, 32786, 49179, 65572, 98358, 196716, 213109, 426218, 639327, 852436, 1278654, 2557308]

約数ペア:

[(1, 2557308), (2, 1278654), (3, 852436), (4, 639327), (6, 426218), (12, 213109), (13, 196716), (26, 98358), (39, 65572), (52, 49179), (78, 32786), (97, 26364), (156, 16393), (169, 15132), (194, 13182), (291, 8788), (338, 7566), (388, 6591), (507, 5044), (582, 4394), (676, 3783), (1014, 2522), (1164, 2197), (1261, 2028)]