28022463

素因数分解:

$3^3\times 7^2\times {\mathrm{59}}^1\times {\mathrm{359}}^1$

素因数の和:441

約数の個数: 48

約数和(自身を含む): 49248000

約数和(自身を除く): 21225537

約数列:

[1, 3, 7, 9, 21, 27, 49, 59, 63, 147, 177, 189, 359, 413, 441, 531, 1077, 1239, 1323, 1593, 2513, 2891, 3231, 3717, 7539, 8673, 9693, 11151, 17591, 21181, 22617, 26019, 52773, 63543, 67851, 78057, 148267, 158319, 190629, 444801, 474957, 571887, 1037869, 1334403, 3113607, 4003209, 9340821, 28022463]

約数ペア:

[(1, 28022463), (3, 9340821), (7, 4003209), (9, 3113607), (21, 1334403), (27, 1037869), (49, 571887), (59, 474957), (63, 444801), (147, 190629), (177, 158319), (189, 148267), (359, 78057), (413, 67851), (441, 63543), (531, 52773), (1077, 26019), (1239, 22617), (1323, 21181), (1593, 17591), (2513, 11151), (2891, 9693), (3231, 8673), (3717, 7539)]