221275179

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{15551}}^1$

素因数の和:15608

約数の個数: 32

約数和(自身を含む): 358318080

約数和(自身を除く): 137042901

約数列:

[1, 3, 9, 17, 27, 31, 51, 93, 153, 279, 459, 527, 837, 1581, 4743, 14229, 15551, 46653, 139959, 264367, 419877, 482081, 793101, 1446243, 2379303, 4338729, 7137909, 8195377, 13016187, 24586131, 73758393, 221275179]

約数ペア:

[(1, 221275179), (3, 73758393), (9, 24586131), (17, 13016187), (27, 8195377), (31, 7137909), (51, 4338729), (93, 2379303), (153, 1446243), (279, 793101), (459, 482081), (527, 419877), (837, 264367), (1581, 139959), (4743, 46653), (14229, 15551)]