55782153

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{281}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 97134336

約数和(自身を除く): 41352183

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 137, 161, 207, 281, 411, 483, 843, 959, 1233, 1449, 1967, 2529, 2877, 3151, 5901, 6463, 8631, 9453, 17703, 19389, 22057, 28359, 38497, 45241, 58167, 66171, 115491, 135723, 198513, 269479, 346473, 407169, 808437, 885431, 2425311, 2656293, 6198017, 7968879, 18594051, 55782153]

約数ペア:

[(1, 55782153), (3, 18594051), (7, 7968879), (9, 6198017), (21, 2656293), (23, 2425311), (63, 885431), (69, 808437), (137, 407169), (161, 346473), (207, 269479), (281, 198513), (411, 135723), (483, 115491), (843, 66171), (959, 58167), (1233, 45241), (1449, 38497), (1967, 28359), (2529, 22057), (2877, 19389), (3151, 17703), (5901, 9453), (6463, 8631)]