728748801

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^2\times {\mathrm{151}}^1$

素因数の和:279

約数の個数: 72

約数和(自身を含む): 1225673280

約数和(自身を除く): 496924479

約数列:

[1, 3, 9, 11, 29, 33, 41, 87, 99, 123, 151, 261, 319, 369, 451, 453, 957, 1189, 1353, 1359, 1661, 1681, 2871, 3567, 4059, 4379, 4983, 5043, 6191, 10701, 13079, 13137, 14949, 15129, 18491, 18573, 39237, 39411, 48169, 48749, 55473, 55719, 68101, 117711, 144507, 146247, 166419, 179539, 204303, 253831, 433521, 438741, 536239, 538617, 612909, 761493, 1608717, 1615851, 1974929, 2284479, 2792141, 4826151, 5924787, 7361099, 8376423, 17774361, 22083297, 25129269, 66249891, 80972089, 242916267, 728748801]

約数ペア:

[(1, 728748801), (3, 242916267), (9, 80972089), (11, 66249891), (29, 25129269), (33, 22083297), (41, 17774361), (87, 8376423), (99, 7361099), (123, 5924787), (151, 4826151), (261, 2792141), (319, 2284479), (369, 1974929), (451, 1615851), (453, 1608717), (957, 761493), (1189, 612909), (1353, 538617), (1359, 536239), (1661, 438741), (1681, 433521), (2871, 253831), (3567, 204303), (4059, 179539), (4379, 166419), (4983, 146247), (5043, 144507), (6191, 117711), (10701, 68101), (13079, 55719), (13137, 55473), (14949, 48749), (15129, 48169), (18491, 39411), (18573, 39237)]