207946108

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:299

約数の個数: 72

約数和(自身を含む): 418228272

約数和(自身を除く): 210282164

約数列:

[1, 2, 4, 17, 19, 34, 38, 43, 68, 76, 86, 172, 197, 323, 361, 394, 646, 722, 731, 788, 817, 1292, 1444, 1462, 1634, 2924, 3268, 3349, 3743, 6137, 6698, 7486, 8471, 12274, 13396, 13889, 14972, 15523, 16942, 24548, 27778, 31046, 33884, 55556, 62092, 63631, 71117, 127262, 142234, 144007, 160949, 254524, 263891, 284468, 288014, 321898, 527782, 576028, 643796, 1055564, 1208989, 2417978, 2736133, 3058031, 4835956, 5472266, 6116062, 10944532, 12232124, 51986527, 103973054, 207946108]

約数ペア:

[(1, 207946108), (2, 103973054), (4, 51986527), (17, 12232124), (19, 10944532), (34, 6116062), (38, 5472266), (43, 4835956), (68, 3058031), (76, 2736133), (86, 2417978), (172, 1208989), (197, 1055564), (323, 643796), (361, 576028), (394, 527782), (646, 321898), (722, 288014), (731, 284468), (788, 263891), (817, 254524), (1292, 160949), (1444, 144007), (1462, 142234), (1634, 127262), (2924, 71117), (3268, 63631), (3349, 62092), (3743, 55556), (6137, 33884), (6698, 31046), (7486, 27778), (8471, 24548), (12274, 16942), (13396, 15523), (13889, 14972)]