266978998

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{751}}^1$

素因数の和:901

約数の個数: 48

約数和(自身を含む): 478876608

約数和(自身を除く): 211897610

約数列:

[1, 2, 11, 13, 22, 26, 113, 121, 143, 226, 242, 286, 751, 1243, 1469, 1502, 1573, 2486, 2938, 3146, 8261, 9763, 13673, 16159, 16522, 19526, 27346, 32318, 84863, 90871, 107393, 169726, 177749, 181742, 214786, 355498, 933493, 1103219, 1181323, 1866986, 2206438, 2362646, 10268423, 12135409, 20536846, 24270818, 133489499, 266978998]

約数ペア:

[(1, 266978998), (2, 133489499), (11, 24270818), (13, 20536846), (22, 12135409), (26, 10268423), (113, 2362646), (121, 2206438), (143, 1866986), (226, 1181323), (242, 1103219), (286, 933493), (751, 355498), (1243, 214786), (1469, 181742), (1502, 177749), (1573, 169726), (2486, 107393), (2938, 90871), (3146, 84863), (8261, 32318), (9763, 27346), (13673, 19526), (16159, 16522)]