28738398

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{21673}}^1$

素因数の和:21708

約数の個数: 32

約数和(自身を含む): 65542176

約数和(自身を除く): 36803778

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 221, 442, 663, 1326, 21673, 43346, 65019, 130038, 281749, 368441, 563498, 736882, 845247, 1105323, 1690494, 2210646, 4789733, 9579466, 14369199, 28738398]

約数ペア:

[(1, 28738398), (2, 14369199), (3, 9579466), (6, 4789733), (13, 2210646), (17, 1690494), (26, 1105323), (34, 845247), (39, 736882), (51, 563498), (78, 368441), (102, 281749), (221, 130038), (442, 65019), (663, 43346), (1326, 21673)]