28078358

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{4447}}^1$

素因数の和:4508

約数の個数: 32

約数和(自身を含む): 53803008

約数和(自身を除く): 25724650

約数列:

[1, 2, 7, 11, 14, 22, 41, 77, 82, 154, 287, 451, 574, 902, 3157, 4447, 6314, 8894, 31129, 48917, 62258, 97834, 182327, 342419, 364654, 684838, 1276289, 2005597, 2552578, 4011194, 14039179, 28078358]

約数ペア:

[(1, 28078358), (2, 14039179), (7, 4011194), (11, 2552578), (14, 2005597), (22, 1276289), (41, 684838), (77, 364654), (82, 342419), (154, 182327), (287, 97834), (451, 62258), (574, 48917), (902, 31129), (3157, 8894), (4447, 6314)]