42539841

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 67891200

約数和(自身を除く): 25351359

約数列:

[1, 3, 9, 19, 47, 57, 67, 79, 141, 171, 201, 237, 423, 603, 711, 893, 1273, 1501, 2679, 3149, 3713, 3819, 4503, 5293, 8037, 9447, 11139, 11457, 13509, 15879, 28341, 33417, 47637, 59831, 70547, 100567, 179493, 211641, 248771, 301701, 538479, 634923, 746313, 905103, 2238939, 4726649, 14179947, 42539841]

約数ペア:

[(1, 42539841), (3, 14179947), (9, 4726649), (19, 2238939), (47, 905103), (57, 746313), (67, 634923), (79, 538479), (141, 301701), (171, 248771), (201, 211641), (237, 179493), (423, 100567), (603, 70547), (711, 59831), (893, 47637), (1273, 33417), (1501, 28341), (2679, 15879), (3149, 13509), (3713, 11457), (3819, 11139), (4503, 9447), (5293, 8037)]