159527781

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1$

素因数の和:359

約数の個数: 72

約数和(自身を含む): 286915200

約数和(自身を除く): 127387419

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 79, 133, 147, 171, 237, 241, 399, 441, 553, 711, 723, 931, 1197, 1501, 1659, 1687, 2169, 2793, 3871, 4503, 4579, 4977, 5061, 8379, 10507, 11613, 11809, 13509, 13737, 15183, 19039, 31521, 32053, 34839, 35427, 41211, 57117, 73549, 94563, 96159, 106281, 133273, 171351, 220647, 224371, 288477, 361741, 399819, 661941, 673113, 932911, 1085223, 1199457, 2019339, 2532187, 2798733, 3255669, 7596561, 8396199, 17725309, 22789683, 53175927, 159527781]

約数ペア:

[(1, 159527781), (3, 53175927), (7, 22789683), (9, 17725309), (19, 8396199), (21, 7596561), (49, 3255669), (57, 2798733), (63, 2532187), (79, 2019339), (133, 1199457), (147, 1085223), (171, 932911), (237, 673113), (241, 661941), (399, 399819), (441, 361741), (553, 288477), (711, 224371), (723, 220647), (931, 171351), (1197, 133273), (1501, 106281), (1659, 96159), (1687, 94563), (2169, 73549), (2793, 57117), (3871, 41211), (4503, 35427), (4579, 34839), (4977, 32053), (5061, 31521), (8379, 19039), (10507, 15183), (11613, 13737), (11809, 13509)]