217439673

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{12503}}^1$

素因数の和:12565

約数の個数: 32

約数和(自身を含む): 345710592

約数和(自身を除く): 128270919

約数列:

[1, 3, 11, 17, 31, 33, 51, 93, 187, 341, 527, 561, 1023, 1581, 5797, 12503, 17391, 37509, 137533, 212551, 387593, 412599, 637653, 1162779, 2338061, 4263523, 6589081, 7014183, 12790569, 19767243, 72479891, 217439673]

約数ペア:

[(1, 217439673), (3, 72479891), (11, 19767243), (17, 12790569), (31, 7014183), (33, 6589081), (51, 4263523), (93, 2338061), (187, 1162779), (341, 637653), (527, 412599), (561, 387593), (1023, 212551), (1581, 137533), (5797, 37509), (12503, 17391)]