213187412

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{397}}^1$

素因数の和:620

約数の個数: 48

約数和(自身を含む): 406198800

約数和(自身を除く): 193011388

約数列:

[1, 2, 4, 17, 34, 53, 68, 106, 149, 212, 298, 397, 596, 794, 901, 1588, 1802, 2533, 3604, 5066, 6749, 7897, 10132, 13498, 15794, 21041, 26996, 31588, 42082, 59153, 84164, 118306, 134249, 236612, 268498, 357697, 536996, 715394, 1005601, 1430788, 2011202, 3135109, 4022404, 6270218, 12540436, 53296853, 106593706, 213187412]

約数ペア:

[(1, 213187412), (2, 106593706), (4, 53296853), (17, 12540436), (34, 6270218), (53, 4022404), (68, 3135109), (106, 2011202), (149, 1430788), (212, 1005601), (298, 715394), (397, 536996), (596, 357697), (794, 268498), (901, 236612), (1588, 134249), (1802, 118306), (2533, 84164), (3604, 59153), (5066, 42082), (6749, 31588), (7897, 26996), (10132, 21041), (13498, 15794)]