145440981

素因数分解:

$3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{137}}^2$

素因数の和:331

約数の個数: 48

約数和(自身を含む): 254110080

約数和(自身を除く): 108669099

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 123, 137, 189, 287, 369, 411, 861, 959, 1107, 1233, 2583, 2877, 3699, 5617, 7749, 8631, 16851, 18769, 25893, 39319, 50553, 56307, 117957, 131383, 151659, 168921, 353871, 394149, 506763, 769529, 1061613, 1182447, 2308587, 3547341, 5386703, 6925761, 16160109, 20777283, 48480327, 145440981]

約数ペア:

[(1, 145440981), (3, 48480327), (7, 20777283), (9, 16160109), (21, 6925761), (27, 5386703), (41, 3547341), (63, 2308587), (123, 1182447), (137, 1061613), (189, 769529), (287, 506763), (369, 394149), (411, 353871), (861, 168921), (959, 151659), (1107, 131383), (1233, 117957), (2583, 56307), (2877, 50553), (3699, 39319), (5617, 25893), (7749, 18769), (8631, 16851)]