1396428

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 3628800

約数和(自身を除く): 2232372

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 71, 132, 142, 149, 213, 284, 298, 426, 447, 596, 781, 852, 894, 1562, 1639, 1788, 2343, 3124, 3278, 4686, 4917, 6556, 9372, 9834, 10579, 19668, 21158, 31737, 42316, 63474, 116369, 126948, 232738, 349107, 465476, 698214, 1396428]

約数ペア:

[(1, 1396428), (2, 698214), (3, 465476), (4, 349107), (6, 232738), (11, 126948), (12, 116369), (22, 63474), (33, 42316), (44, 31737), (66, 21158), (71, 19668), (132, 10579), (142, 9834), (149, 9372), (213, 6556), (284, 4917), (298, 4686), (426, 3278), (447, 3124), (596, 2343), (781, 1788), (852, 1639), (894, 1562)]