138489076

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{331}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 273413952

約数和(自身を除く): 134924876

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 257, 331, 407, 514, 662, 814, 1028, 1324, 1628, 2827, 3641, 5654, 7282, 9509, 11308, 12247, 14564, 19018, 24494, 38036, 48988, 85067, 104599, 134717, 170134, 209198, 269434, 340268, 418396, 538868, 935737, 1871474, 3147479, 3742948, 6294958, 12589916, 34622269, 69244538, 138489076]

約数ペア:

[(1, 138489076), (2, 69244538), (4, 34622269), (11, 12589916), (22, 6294958), (37, 3742948), (44, 3147479), (74, 1871474), (148, 935737), (257, 538868), (331, 418396), (407, 340268), (514, 269434), (662, 209198), (814, 170134), (1028, 134717), (1324, 104599), (1628, 85067), (2827, 48988), (3641, 38036), (5654, 24494), (7282, 19018), (9509, 14564), (11308, 12247)]