123438861707

素因数分解:

$7^2\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{491}}^1\times {\mathrm{569}}^1$

素因数の和:1272

約数の個数: 48

約数和(自身を含む): 147318497280

約数和(自身を除く): 23879635573

約数列:

[1, 7, 49, 71, 127, 491, 497, 569, 889, 3437, 3479, 3983, 6223, 9017, 24059, 27881, 34861, 40399, 62357, 63119, 72263, 244027, 279379, 282793, 436499, 441833, 505841, 1708189, 1955653, 1979551, 3055493, 3540887, 4427347, 5130673, 13689571, 19835909, 30991429, 35481133, 35914711, 138851363, 216940003, 248367931, 251402977, 971959541, 1738575517, 2519160443, 17634123101, 123438861707]

約数ペア:

[(1, 123438861707), (7, 17634123101), (49, 2519160443), (71, 1738575517), (127, 971959541), (491, 251402977), (497, 248367931), (569, 216940003), (889, 138851363), (3437, 35914711), (3479, 35481133), (3983, 30991429), (6223, 19835909), (9017, 13689571), (24059, 5130673), (27881, 4427347), (34861, 3540887), (40399, 3055493), (62357, 1979551), (63119, 1955653), (72263, 1708189), (244027, 505841), (279379, 441833), (282793, 436499)]