1618454979

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{22697}}^1$

素因数の和:22864

約数の個数: 32

約数和(自身を含む): 2542176000

約数和(自身を除く): 923721021

約数列:

[1, 3, 9, 19, 27, 57, 139, 171, 417, 513, 1251, 2641, 3753, 7923, 22697, 23769, 68091, 71307, 204273, 431243, 612819, 1293729, 3154883, 3881187, 9464649, 11643561, 28393947, 59942777, 85181841, 179828331, 539484993, 1618454979]

約数ペア:

[(1, 1618454979), (3, 539484993), (9, 179828331), (19, 85181841), (27, 59942777), (57, 28393947), (139, 11643561), (171, 9464649), (417, 3881187), (513, 3154883), (1251, 1293729), (2641, 612819), (3753, 431243), (7923, 204273), (22697, 71307), (23769, 68091)]