213570678

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1\times {\mathrm{281}}^1$

素因数の和:477

約数の個数: 64

約数和(自身を含む): 462931200

約数和(自身を除く): 249360522

約数列:

[1, 2, 3, 6, 19, 38, 57, 59, 113, 114, 118, 177, 226, 281, 339, 354, 562, 678, 843, 1121, 1686, 2147, 2242, 3363, 4294, 5339, 6441, 6667, 6726, 10678, 12882, 13334, 16017, 16579, 20001, 31753, 32034, 33158, 40002, 49737, 63506, 95259, 99474, 126673, 190518, 253346, 315001, 380019, 603307, 630002, 760038, 945003, 1206614, 1809921, 1873427, 1890006, 3619842, 3746854, 5620281, 11240562, 35595113, 71190226, 106785339, 213570678]

約数ペア:

[(1, 213570678), (2, 106785339), (3, 71190226), (6, 35595113), (19, 11240562), (38, 5620281), (57, 3746854), (59, 3619842), (113, 1890006), (114, 1873427), (118, 1809921), (177, 1206614), (226, 945003), (281, 760038), (339, 630002), (354, 603307), (562, 380019), (678, 315001), (843, 253346), (1121, 190518), (1686, 126673), (2147, 99474), (2242, 95259), (3363, 63506), (4294, 49737), (5339, 40002), (6441, 33158), (6667, 32034), (6726, 31753), (10678, 20001), (12882, 16579), (13334, 16017)]