31220436

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{200131}}^1$

素因数の和:200151

約数の個数: 24

約数和(自身を含む): 78451744

約数和(自身を除く): 47231308

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 200131, 400262, 600393, 800524, 1200786, 2401572, 2601703, 5203406, 7805109, 10406812, 15610218, 31220436]

約数ペア:

[(1, 31220436), (2, 15610218), (3, 10406812), (4, 7805109), (6, 5203406), (12, 2601703), (13, 2401572), (26, 1200786), (39, 800524), (52, 600393), (78, 400262), (156, 200131)]