42370173

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{1087}}^1$

素因数の和:1225

約数の個数: 24

約数和(自身を含む): 63138816

約数和(自身を除く): 20768643

約数列:

[1, 3, 9, 61, 71, 183, 213, 549, 639, 1087, 3261, 4331, 9783, 12993, 38979, 66307, 77177, 198921, 231531, 596763, 694593, 4707797, 14123391, 42370173]

約数ペア:

[(1, 42370173), (3, 14123391), (9, 4707797), (61, 694593), (71, 596763), (183, 231531), (213, 198921), (549, 77177), (639, 66307), (1087, 38979), (3261, 12993), (4331, 9783)]