205278996

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1315891}}^1$

素因数の和:1315911

約数の個数: 24

約数和(自身を含む): 515829664

約数和(自身を除く): 310550668

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1315891, 2631782, 3947673, 5263564, 7895346, 15790692, 17106583, 34213166, 51319749, 68426332, 102639498, 205278996]

約数ペア:

[(1, 205278996), (2, 102639498), (3, 68426332), (4, 51319749), (6, 34213166), (12, 17106583), (13, 15790692), (26, 7895346), (39, 5263564), (52, 3947673), (78, 2631782), (156, 1315891)]