157643408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{1489}}^1$

素因数の和:2019

約数の個数: 40

約数和(自身を含む): 329796600

約数和(自身を除く): 172153192

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 509, 1018, 1489, 2036, 2978, 4072, 5956, 6617, 8144, 11912, 13234, 19357, 23824, 26468, 38714, 52936, 77428, 105872, 154856, 309712, 757901, 1515802, 3031604, 6063208, 9852713, 12126416, 19705426, 39410852, 78821704, 157643408]

約数ペア:

[(1, 157643408), (2, 78821704), (4, 39410852), (8, 19705426), (13, 12126416), (16, 9852713), (26, 6063208), (52, 3031604), (104, 1515802), (208, 757901), (509, 309712), (1018, 154856), (1489, 105872), (2036, 77428), (2978, 52936), (4072, 38714), (5956, 26468), (6617, 23824), (8144, 19357), (11912, 13234)]