258730815

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{23029}}^1$

素因数の和:23151

約数の個数: 32

約数和(自身を含む): 477550080

約数和(自身を除く): 218819265

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 107, 321, 535, 749, 1605, 2247, 3745, 11235, 23029, 69087, 115145, 161203, 345435, 483609, 806015, 2418045, 2464103, 7392309, 12320515, 17248721, 36961545, 51746163, 86243605, 258730815]

約数ペア:

[(1, 258730815), (3, 86243605), (5, 51746163), (7, 36961545), (15, 17248721), (21, 12320515), (35, 7392309), (105, 2464103), (107, 2418045), (321, 806015), (535, 483609), (749, 345435), (1605, 161203), (2247, 115145), (3745, 69087), (11235, 23029)]