1397405768

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{75979}}^1$

素因数の和:76026

約数の個数: 48

約数和(自身を含む): 3031602000

約数和(自身を除く): 1634196232

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 121, 152, 209, 242, 418, 484, 836, 968, 1672, 2299, 4598, 9196, 18392, 75979, 151958, 303916, 607832, 835769, 1443601, 1671538, 2887202, 3343076, 5774404, 6686152, 9193459, 11548808, 15879611, 18386918, 31759222, 36773836, 63518444, 73547672, 127036888, 174675721, 349351442, 698702884, 1397405768]

約数ペア:

[(1, 1397405768), (2, 698702884), (4, 349351442), (8, 174675721), (11, 127036888), (19, 73547672), (22, 63518444), (38, 36773836), (44, 31759222), (76, 18386918), (88, 15879611), (121, 11548808), (152, 9193459), (209, 6686152), (242, 5774404), (418, 3343076), (484, 2887202), (836, 1671538), (968, 1443601), (1672, 835769), (2299, 607832), (4598, 303916), (9196, 151958), (18392, 75979)]