81438483

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{1531}}^1$

素因数の和:1707

約数の個数: 32

約数和(自身を含む): 132364800

約数和(自身を除く): 50926317

約数列:

[1, 3, 7, 17, 21, 51, 119, 149, 357, 447, 1043, 1531, 2533, 3129, 4593, 7599, 10717, 17731, 26027, 32151, 53193, 78081, 182189, 228119, 546567, 684357, 1596833, 3878023, 4790499, 11634069, 27146161, 81438483]

約数ペア:

[(1, 81438483), (3, 27146161), (7, 11634069), (17, 4790499), (21, 3878023), (51, 1596833), (119, 684357), (149, 546567), (357, 228119), (447, 182189), (1043, 78081), (1531, 53193), (2533, 32151), (3129, 26027), (4593, 17731), (7599, 10717)]