142278448

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{1723}}^1$

素因数の和:2141

約数の個数: 40

約数和(自身を含む): 297789968

約数和(自身を除く): 155511520

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 397, 794, 1588, 1723, 3176, 3446, 5161, 6352, 6892, 10322, 13784, 20644, 22399, 27568, 41288, 44798, 82576, 89596, 179192, 358384, 684031, 1368062, 2736124, 5472248, 8892403, 10944496, 17784806, 35569612, 71139224, 142278448]

約数ペア:

[(1, 142278448), (2, 71139224), (4, 35569612), (8, 17784806), (13, 10944496), (16, 8892403), (26, 5472248), (52, 2736124), (104, 1368062), (208, 684031), (397, 358384), (794, 179192), (1588, 89596), (1723, 82576), (3176, 44798), (3446, 41288), (5161, 27568), (6352, 22399), (6892, 20644), (10322, 13784)]