305787664

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{210019}}^1$

素因数の和:210047

約数の個数: 40

約数和(自身を含む): 729189440

約数和(自身を除く): 423401776

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 210019, 420038, 840076, 1470133, 1680152, 2730247, 2940266, 3360304, 5460494, 5880532, 10920988, 11761064, 19111729, 21841976, 23522128, 38223458, 43683952, 76446916, 152893832, 305787664]

約数ペア:

[(1, 305787664), (2, 152893832), (4, 76446916), (7, 43683952), (8, 38223458), (13, 23522128), (14, 21841976), (16, 19111729), (26, 11761064), (28, 10920988), (52, 5880532), (56, 5460494), (91, 3360304), (104, 2940266), (112, 2730247), (182, 1680152), (208, 1470133), (364, 840076), (728, 420038), (1456, 210019)]