3947604990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{648211}}^1$

素因数の和:648257

約数の個数: 64

約数和(自身を含む): 11201103360

約数和(自身を除く): 7253498370

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 29, 30, 35, 42, 58, 70, 87, 105, 145, 174, 203, 210, 290, 406, 435, 609, 870, 1015, 1218, 2030, 3045, 6090, 648211, 1296422, 1944633, 3241055, 3889266, 4537477, 6482110, 9074954, 9723165, 13612431, 18798119, 19446330, 22687385, 27224862, 37596238, 45374770, 56394357, 68062155, 93990595, 112788714, 131586833, 136124310, 187981190, 263173666, 281971785, 394760499, 563943570, 657934165, 789520998, 1315868330, 1973802495, 3947604990]

約数ペア:

[(1, 3947604990), (2, 1973802495), (3, 1315868330), (5, 789520998), (6, 657934165), (7, 563943570), (10, 394760499), (14, 281971785), (15, 263173666), (21, 187981190), (29, 136124310), (30, 131586833), (35, 112788714), (42, 93990595), (58, 68062155), (70, 56394357), (87, 45374770), (105, 37596238), (145, 27224862), (174, 22687385), (203, 19446330), (210, 18798119), (290, 13612431), (406, 9723165), (435, 9074954), (609, 6482110), (870, 4537477), (1015, 3889266), (1218, 3241055), (2030, 1944633), (3045, 1296422), (6090, 648211)]