22508901

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:163

約数の個数: 64

約数和(自身を含む): 38880000

約数和(自身を除く): 16371099

約数列:

[1, 3, 9, 17, 19, 27, 29, 51, 57, 87, 89, 153, 171, 261, 267, 323, 459, 493, 513, 551, 783, 801, 969, 1479, 1513, 1653, 1691, 2403, 2581, 2907, 4437, 4539, 4959, 5073, 7743, 8721, 9367, 13311, 13617, 14877, 15219, 23229, 28101, 28747, 40851, 43877, 45657, 49039, 69687, 84303, 86241, 131631, 147117, 252909, 258723, 394893, 441351, 776169, 833663, 1184679, 1324053, 2500989, 7502967, 22508901]

約数ペア:

[(1, 22508901), (3, 7502967), (9, 2500989), (17, 1324053), (19, 1184679), (27, 833663), (29, 776169), (51, 441351), (57, 394893), (87, 258723), (89, 252909), (153, 147117), (171, 131631), (261, 86241), (267, 84303), (323, 69687), (459, 49039), (493, 45657), (513, 43877), (551, 40851), (783, 28747), (801, 28101), (969, 23229), (1479, 15219), (1513, 14877), (1653, 13617), (1691, 13311), (2403, 9367), (2581, 8721), (2907, 7743), (4437, 5073), (4539, 4959)]