17280081

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{541}}^1$

素因数の和:583

約数の個数: 48

約数和(自身を含む): 31739520

約数和(自身を除く): 14459439

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 169, 189, 273, 351, 507, 541, 819, 1183, 1521, 1623, 2457, 3549, 3787, 4563, 4869, 7033, 10647, 11361, 14607, 21099, 31941, 34083, 49231, 63297, 91429, 102249, 147693, 189891, 274287, 443079, 640003, 822861, 1329237, 1920009, 2468583, 5760027, 17280081]

約数ペア:

[(1, 17280081), (3, 5760027), (7, 2468583), (9, 1920009), (13, 1329237), (21, 822861), (27, 640003), (39, 443079), (63, 274287), (91, 189891), (117, 147693), (169, 102249), (189, 91429), (273, 63297), (351, 49231), (507, 34083), (541, 31941), (819, 21099), (1183, 14607), (1521, 11361), (1623, 10647), (2457, 7033), (3549, 4869), (3787, 4563)]