71728558

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:241

約数の個数: 48

約数和(自身を含む): 124085808

約数和(自身を除く): 52357250

約数列:

[1, 2, 11, 22, 43, 61, 86, 113, 121, 122, 226, 242, 473, 671, 946, 1243, 1342, 2486, 2623, 4859, 5203, 5246, 6893, 7381, 9718, 10406, 13673, 13786, 14762, 27346, 28853, 53449, 57706, 75823, 106898, 151646, 296399, 317383, 587939, 592798, 634766, 834053, 1175878, 1668106, 3260389, 6520778, 35864279, 71728558]

約数ペア:

[(1, 71728558), (2, 35864279), (11, 6520778), (22, 3260389), (43, 1668106), (61, 1175878), (86, 834053), (113, 634766), (121, 592798), (122, 587939), (226, 317383), (242, 296399), (473, 151646), (671, 106898), (946, 75823), (1243, 57706), (1342, 53449), (2486, 28853), (2623, 27346), (4859, 14762), (5203, 13786), (5246, 13673), (6893, 10406), (7381, 9718)]