28131632

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1319}}^1$

素因数の和:1401

約数の個数: 40

約数和(自身を含む): 57615360

約数和(自身を除く): 29483728

約数列:

[1, 2, 4, 8, 16, 31, 43, 62, 86, 124, 172, 248, 344, 496, 688, 1319, 1333, 2638, 2666, 5276, 5332, 10552, 10664, 21104, 21328, 40889, 56717, 81778, 113434, 163556, 226868, 327112, 453736, 654224, 907472, 1758227, 3516454, 7032908, 14065816, 28131632]

約数ペア:

[(1, 28131632), (2, 14065816), (4, 7032908), (8, 3516454), (16, 1758227), (31, 907472), (43, 654224), (62, 453736), (86, 327112), (124, 226868), (172, 163556), (248, 113434), (344, 81778), (496, 56717), (688, 40889), (1319, 21328), (1333, 21104), (2638, 10664), (2666, 10552), (5276, 5332)]