219966488

素因数分解:

$2^3\times 7^2\times {\mathrm{61}}^1\times {\mathrm{9199}}^1$

素因数の和:9280

約数の個数: 48

約数和(自身を含む): 487692000

約数和(自身を除く): 267725512

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 61, 98, 122, 196, 244, 392, 427, 488, 854, 1708, 2989, 3416, 5978, 9199, 11956, 18398, 23912, 36796, 64393, 73592, 128786, 257572, 450751, 515144, 561139, 901502, 1122278, 1803004, 2244556, 3606008, 3927973, 4489112, 7855946, 15711892, 27495811, 31423784, 54991622, 109983244, 219966488]

約数ペア:

[(1, 219966488), (2, 109983244), (4, 54991622), (7, 31423784), (8, 27495811), (14, 15711892), (28, 7855946), (49, 4489112), (56, 3927973), (61, 3606008), (98, 2244556), (122, 1803004), (196, 1122278), (244, 901502), (392, 561139), (427, 515144), (488, 450751), (854, 257572), (1708, 128786), (2989, 73592), (3416, 64393), (5978, 36796), (9199, 23912), (11956, 18398)]