28700763

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{8087}}^1$

素因数の和:8123

約数の個数: 24

約数和(自身を含む): 47363328

約数和(自身を除く): 18662565

約数列:

[1, 3, 7, 13, 21, 39, 91, 169, 273, 507, 1183, 3549, 8087, 24261, 56609, 105131, 169827, 315393, 735917, 1366703, 2207751, 4100109, 9566921, 28700763]

約数ペア:

[(1, 28700763), (3, 9566921), (7, 4100109), (13, 2207751), (21, 1366703), (39, 735917), (91, 315393), (169, 169827), (273, 105131), (507, 56609), (1183, 24261), (3549, 8087)]