28001048436

素因数分解:

$2^2\times 3^5\times {\mathrm{47}}^1\times {\mathrm{612929}}^1$

素因数の和:612995

約数の個数: 72

約数和(自身を含む): 74963790720

約数和(自身を除く): 46962742284

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 47, 54, 81, 94, 108, 141, 162, 188, 243, 282, 324, 423, 486, 564, 846, 972, 1269, 1692, 2538, 3807, 5076, 7614, 11421, 15228, 22842, 45684, 612929, 1225858, 1838787, 2451716, 3677574, 5516361, 7355148, 11032722, 16549083, 22065444, 28807663, 33098166, 49647249, 57615326, 66196332, 86422989, 99294498, 115230652, 148941747, 172845978, 198588996, 259268967, 297883494, 345691956, 518537934, 595766988, 777806901, 1037075868, 1555613802, 2333420703, 3111227604, 4666841406, 7000262109, 9333682812, 14000524218, 28001048436]

約数ペア:

[(1, 28001048436), (2, 14000524218), (3, 9333682812), (4, 7000262109), (6, 4666841406), (9, 3111227604), (12, 2333420703), (18, 1555613802), (27, 1037075868), (36, 777806901), (47, 595766988), (54, 518537934), (81, 345691956), (94, 297883494), (108, 259268967), (141, 198588996), (162, 172845978), (188, 148941747), (243, 115230652), (282, 99294498), (324, 86422989), (423, 66196332), (486, 57615326), (564, 49647249), (846, 33098166), (972, 28807663), (1269, 22065444), (1692, 16549083), (2538, 11032722), (3807, 7355148), (5076, 5516361), (7614, 3677574), (11421, 2451716), (15228, 1838787), (22842, 1225858), (45684, 612929)]