221009877

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{14591}}^1$

素因数の和:14631

約数の個数: 40

約数和(自身を含む): 381376512

約数和(自身を除く): 160366635

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 81, 99, 153, 187, 297, 459, 561, 891, 1377, 1683, 5049, 14591, 15147, 43773, 131319, 160501, 248047, 393957, 481503, 744141, 1181871, 1444509, 2232423, 2728517, 4333527, 6697269, 8185551, 13000581, 20091807, 24556653, 73669959, 221009877]

約数ペア:

[(1, 221009877), (3, 73669959), (9, 24556653), (11, 20091807), (17, 13000581), (27, 8185551), (33, 6697269), (51, 4333527), (81, 2728517), (99, 2232423), (153, 1444509), (187, 1181871), (297, 744141), (459, 481503), (561, 393957), (891, 248047), (1377, 160501), (1683, 131319), (5049, 43773), (14591, 15147)]