199982013

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{4783}}^1$

素因数の和:4985

約数の個数: 32

約数和(自身を含む): 334344192

約数和(自身を除く): 134362179

約数列:

[1, 3, 7, 11, 21, 33, 77, 181, 231, 543, 1267, 1991, 3801, 4783, 5973, 13937, 14349, 33481, 41811, 52613, 100443, 157839, 368291, 865723, 1104873, 2597169, 6060061, 9522953, 18180183, 28568859, 66660671, 199982013]

約数ペア:

[(1, 199982013), (3, 66660671), (7, 28568859), (11, 18180183), (21, 9522953), (33, 6060061), (77, 2597169), (181, 1104873), (231, 865723), (543, 368291), (1267, 157839), (1991, 100443), (3801, 52613), (4783, 41811), (5973, 33481), (13937, 14349)]