221971900515

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{242592241}}^1$

素因数の和:242592310

約数の個数: 16

約数和(自身を含む): 360977256096

約数和(自身を除く): 139005355581

約数列:

[1, 3, 5, 15, 61, 183, 305, 915, 242592241, 727776723, 1212961205, 3638883615, 14798126701, 44394380103, 73990633505, 221971900515]

約数ペア:

[(1, 221971900515), (3, 73990633505), (5, 44394380103), (15, 14798126701), (61, 3638883615), (183, 1212961205), (305, 727776723), (915, 242592241)]