189439551

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{2239}}^1$

素因数の和:2348

約数の個数: 48

約数和(自身を含む): 335462400

約数和(自身を除く): 146022849

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 79, 119, 153, 237, 357, 553, 711, 1071, 1343, 1659, 2239, 4029, 4977, 6717, 9401, 12087, 15673, 20151, 28203, 38063, 47019, 84609, 114189, 141057, 176881, 266441, 342567, 530643, 799323, 1238167, 1591929, 2397969, 3006977, 3714501, 9020931, 11143503, 21048839, 27062793, 63146517, 189439551]

約数ペア:

[(1, 189439551), (3, 63146517), (7, 27062793), (9, 21048839), (17, 11143503), (21, 9020931), (51, 3714501), (63, 3006977), (79, 2397969), (119, 1591929), (153, 1238167), (237, 799323), (357, 530643), (553, 342567), (711, 266441), (1071, 176881), (1343, 141057), (1659, 114189), (2239, 84609), (4029, 47019), (4977, 38063), (6717, 28203), (9401, 20151), (12087, 15673)]