28474030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{219031}}^1$

素因数の和:219051

約数の個数: 16

約数和(自身を含む): 55196064

約数和(自身を除く): 26722034

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 219031, 438062, 1095155, 2190310, 2847403, 5694806, 14237015, 28474030]

約数ペア:

[(1, 28474030), (2, 14237015), (5, 5694806), (10, 2847403), (13, 2190310), (26, 1095155), (65, 438062), (130, 219031)]