28441390

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{521}}^1$

素因数の和:684

約数の個数: 32

約数和(自身を含む): 52767936

約数和(自身を除く): 24326546

約数列:

[1, 2, 5, 10, 53, 103, 106, 206, 265, 515, 521, 530, 1030, 1042, 2605, 5210, 5459, 10918, 27295, 27613, 53663, 54590, 55226, 107326, 138065, 268315, 276130, 536630, 2844139, 5688278, 14220695, 28441390]

約数ペア:

[(1, 28441390), (2, 14220695), (5, 5688278), (10, 2844139), (53, 536630), (103, 276130), (106, 268315), (206, 138065), (265, 107326), (515, 55226), (521, 54590), (530, 53663), (1030, 27613), (1042, 27295), (2605, 10918), (5210, 5459)]