138218828

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{1439}}^1$

素因数の和:1550

約数の個数: 48

約数和(自身を含む): 275788800

約数和(自身を除く): 137569972

約数列:

[1, 2, 4, 11, 22, 37, 44, 59, 74, 118, 148, 236, 407, 649, 814, 1298, 1439, 1628, 2183, 2596, 2878, 4366, 5756, 8732, 15829, 24013, 31658, 48026, 53243, 63316, 84901, 96052, 106486, 169802, 212972, 339604, 585673, 933911, 1171346, 1867822, 2342692, 3141337, 3735644, 6282674, 12565348, 34554707, 69109414, 138218828]

約数ペア:

[(1, 138218828), (2, 69109414), (4, 34554707), (11, 12565348), (22, 6282674), (37, 3735644), (44, 3141337), (59, 2342692), (74, 1867822), (118, 1171346), (148, 933911), (236, 585673), (407, 339604), (649, 212972), (814, 169802), (1298, 106486), (1439, 96052), (1628, 84901), (2183, 63316), (2596, 53243), (2878, 48026), (4366, 31658), (5756, 24013), (8732, 15829)]