138853528

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{17729}}^1$

素因数の和:17835

約数の個数: 32

約数和(自身を含む): 287226000

約数和(自身を除く): 148372472

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 89, 178, 356, 712, 979, 1958, 3916, 7832, 17729, 35458, 70916, 141832, 195019, 390038, 780076, 1560152, 1577881, 3155762, 6311524, 12623048, 17356691, 34713382, 69426764, 138853528]

約数ペア:

[(1, 138853528), (2, 69426764), (4, 34713382), (8, 17356691), (11, 12623048), (22, 6311524), (44, 3155762), (88, 1577881), (89, 1560152), (178, 780076), (356, 390038), (712, 195019), (979, 141832), (1958, 70916), (3916, 35458), (7832, 17729)]