329465396

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{347}}^1$

素因数の和:445

約数の個数: 72

約数和(自身を含む): 677305440

約数和(自身を除く): 347840044

約数列:

[1, 2, 4, 13, 19, 26, 31, 38, 52, 62, 76, 124, 247, 347, 403, 494, 589, 694, 806, 961, 988, 1178, 1388, 1612, 1922, 2356, 3844, 4511, 6593, 7657, 9022, 10757, 12493, 13186, 15314, 18044, 18259, 21514, 24986, 26372, 30628, 36518, 43028, 49972, 73036, 85709, 139841, 171418, 204383, 237367, 279682, 333467, 342836, 408766, 474734, 559364, 666934, 817532, 949468, 1333868, 2656979, 4335071, 5313958, 6335873, 8670142, 10627916, 12671746, 17340284, 25343492, 82366349, 164732698, 329465396]

約数ペア:

[(1, 329465396), (2, 164732698), (4, 82366349), (13, 25343492), (19, 17340284), (26, 12671746), (31, 10627916), (38, 8670142), (52, 6335873), (62, 5313958), (76, 4335071), (124, 2656979), (247, 1333868), (347, 949468), (403, 817532), (494, 666934), (589, 559364), (694, 474734), (806, 408766), (961, 342836), (988, 333467), (1178, 279682), (1388, 237367), (1612, 204383), (1922, 171418), (2356, 139841), (3844, 85709), (4511, 73036), (6593, 49972), (7657, 43028), (9022, 36518), (10757, 30628), (12493, 26372), (13186, 24986), (15314, 21514), (18044, 18259)]