212797910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{853}}^1$

素因数の和:993

約数の個数: 64

約数和(自身を含む): 439024320

約数和(自身を除く): 226226410

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 101, 130, 190, 202, 247, 494, 505, 853, 1010, 1235, 1313, 1706, 1919, 2470, 2626, 3838, 4265, 6565, 8530, 9595, 11089, 13130, 16207, 19190, 22178, 24947, 32414, 49894, 55445, 81035, 86153, 110890, 124735, 162070, 172306, 210691, 249470, 421382, 430765, 861530, 1053455, 1119989, 1636907, 2106910, 2239978, 3273814, 5599945, 8184535, 11199890, 16369070, 21279791, 42559582, 106398955, 212797910]

約数ペア:

[(1, 212797910), (2, 106398955), (5, 42559582), (10, 21279791), (13, 16369070), (19, 11199890), (26, 8184535), (38, 5599945), (65, 3273814), (95, 2239978), (101, 2106910), (130, 1636907), (190, 1119989), (202, 1053455), (247, 861530), (494, 430765), (505, 421382), (853, 249470), (1010, 210691), (1235, 172306), (1313, 162070), (1706, 124735), (1919, 110890), (2470, 86153), (2626, 81035), (3838, 55445), (4265, 49894), (6565, 32414), (8530, 24947), (9595, 22178), (11089, 19190), (13130, 16207)]