42101644

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{991}}^1$

素因数の和:1070

約数の個数: 48

約数和(自身を含む): 85550080

約数和(自身を除く): 43448436

約数列:

[1, 2, 4, 13, 19, 26, 38, 43, 52, 76, 86, 172, 247, 494, 559, 817, 988, 991, 1118, 1634, 1982, 2236, 3268, 3964, 10621, 12883, 18829, 21242, 25766, 37658, 42484, 42613, 51532, 75316, 85226, 170452, 244777, 489554, 553969, 809647, 979108, 1107938, 1619294, 2215876, 3238588, 10525411, 21050822, 42101644]

約数ペア:

[(1, 42101644), (2, 21050822), (4, 10525411), (13, 3238588), (19, 2215876), (26, 1619294), (38, 1107938), (43, 979108), (52, 809647), (76, 553969), (86, 489554), (172, 244777), (247, 170452), (494, 85226), (559, 75316), (817, 51532), (988, 42613), (991, 42484), (1118, 37658), (1634, 25766), (1982, 21242), (2236, 18829), (3268, 12883), (3964, 10621)]