13978954

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:346

約数の個数: 32

約数和(自身を含む): 23961600

約数和(自身を除く): 9982646

約数列:

[1, 2, 11, 22, 31, 62, 103, 199, 206, 341, 398, 682, 1133, 2189, 2266, 3193, 4378, 6169, 6386, 12338, 20497, 35123, 40994, 67859, 70246, 135718, 225467, 450934, 635407, 1270814, 6989477, 13978954]

約数ペア:

[(1, 13978954), (2, 6989477), (11, 1270814), (22, 635407), (31, 450934), (62, 225467), (103, 135718), (199, 70246), (206, 67859), (341, 40994), (398, 35123), (682, 20497), (1133, 12338), (2189, 6386), (2266, 6169), (3193, 4378)]