16393923

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{541}}^1$

素因数の和:604

約数の個数: 48

約数和(自身を含む): 29987776

約数和(自身を除く): 13593853

約数列:

[1, 3, 7, 9, 13, 21, 37, 39, 63, 91, 111, 117, 259, 273, 333, 481, 541, 777, 819, 1443, 1623, 2331, 3367, 3787, 4329, 4869, 7033, 10101, 11361, 20017, 21099, 30303, 34083, 49231, 60051, 63297, 140119, 147693, 180153, 260221, 420357, 443079, 780663, 1261071, 1821547, 2341989, 5464641, 16393923]

約数ペア:

[(1, 16393923), (3, 5464641), (7, 2341989), (9, 1821547), (13, 1261071), (21, 780663), (37, 443079), (39, 420357), (63, 260221), (91, 180153), (111, 147693), (117, 140119), (259, 63297), (273, 60051), (333, 49231), (481, 34083), (541, 30303), (777, 21099), (819, 20017), (1443, 11361), (1623, 10101), (2331, 7033), (3367, 4869), (3787, 4329)]