281660216

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{7699}}^1$

素因数の和:7991

約数の個数: 32

約数和(自身を含む): 561330000

約数和(自身を除く): 279669784

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 269, 538, 1076, 2152, 4573, 7699, 9146, 15398, 18292, 30796, 36584, 61592, 130883, 261766, 523532, 1047064, 2071031, 4142062, 8284124, 16568248, 35207527, 70415054, 140830108, 281660216]

約数ペア:

[(1, 281660216), (2, 140830108), (4, 70415054), (8, 35207527), (17, 16568248), (34, 8284124), (68, 4142062), (136, 2071031), (269, 1047064), (538, 523532), (1076, 261766), (2152, 130883), (4573, 61592), (7699, 36584), (9146, 30796), (15398, 18292)]