13185081

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{947}}^1$

素因数の和:990

約数の個数: 48

約数和(自身を含む): 24845184

約数和(自身を除く): 11660103

約数列:

[1, 3, 7, 9, 13, 17, 21, 39, 51, 63, 91, 117, 119, 153, 221, 273, 357, 663, 819, 947, 1071, 1547, 1989, 2841, 4641, 6629, 8523, 12311, 13923, 16099, 19887, 36933, 48297, 59661, 86177, 110799, 112693, 144891, 209287, 258531, 338079, 627861, 775593, 1014237, 1465009, 1883583, 4395027, 13185081]

約数ペア:

[(1, 13185081), (3, 4395027), (7, 1883583), (9, 1465009), (13, 1014237), (17, 775593), (21, 627861), (39, 338079), (51, 258531), (63, 209287), (91, 144891), (117, 112693), (119, 110799), (153, 86177), (221, 59661), (273, 48297), (357, 36933), (663, 19887), (819, 16099), (947, 13923), (1071, 12311), (1547, 8523), (1989, 6629), (2841, 4641)]