197985816

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3539}}^1$

素因数の和:3598

約数の個数: 128

約数和(自身を含む): 645696000

約数和(自身を除く): 447710184

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 37, 42, 54, 56, 63, 72, 74, 84, 108, 111, 126, 148, 168, 189, 216, 222, 252, 259, 296, 333, 378, 444, 504, 518, 666, 756, 777, 888, 999, 1036, 1332, 1512, 1554, 1998, 2072, 2331, 2664, 3108, 3539, 3996, 4662, 6216, 6993, 7078, 7992, 9324, 10617, 13986, 14156, 18648, 21234, 24773, 27972, 28312, 31851, 42468, 49546, 55944, 63702, 74319, 84936, 95553, 99092, 127404, 130943, 148638, 191106, 198184, 222957, 254808, 261886, 297276, 382212, 392829, 445914, 523772, 594552, 668871, 764424, 785658, 891828, 916601, 1047544, 1178487, 1337742, 1571316, 1783656, 1833202, 2356974, 2675484, 2749803, 3142632, 3535461, 3666404, 4713948, 5350968, 5499606, 7070922, 7332808, 8249409, 9427896, 10999212, 14141844, 16498818, 21998424, 24748227, 28283688, 32997636, 49496454, 65995272, 98992908, 197985816]

約数ペア:

[(1, 197985816), (2, 98992908), (3, 65995272), (4, 49496454), (6, 32997636), (7, 28283688), (8, 24748227), (9, 21998424), (12, 16498818), (14, 14141844), (18, 10999212), (21, 9427896), (24, 8249409), (27, 7332808), (28, 7070922), (36, 5499606), (37, 5350968), (42, 4713948), (54, 3666404), (56, 3535461), (63, 3142632), (72, 2749803), (74, 2675484), (84, 2356974), (108, 1833202), (111, 1783656), (126, 1571316), (148, 1337742), (168, 1178487), (189, 1047544), (216, 916601), (222, 891828), (252, 785658), (259, 764424), (296, 668871), (333, 594552), (378, 523772), (444, 445914), (504, 392829), (518, 382212), (666, 297276), (756, 261886), (777, 254808), (888, 222957), (999, 198184), (1036, 191106), (1332, 148638), (1512, 130943), (1554, 127404), (1998, 99092), (2072, 95553), (2331, 84936), (2664, 74319), (3108, 63702), (3539, 55944), (3996, 49546), (4662, 42468), (6216, 31851), (6993, 28312), (7078, 27972), (7992, 24773), (9324, 21234), (10617, 18648), (13986, 14156)]