28352709

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{251}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 51577344

約数和(自身を除く): 23224635

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 163, 231, 251, 489, 693, 753, 1141, 1467, 1757, 1793, 2259, 2761, 3423, 5271, 5379, 8283, 10269, 12551, 15813, 16137, 19327, 24849, 37653, 40913, 57981, 112959, 122739, 173943, 286391, 368217, 450043, 859173, 1350129, 2577519, 3150301, 4050387, 9450903, 28352709]

約数ペア:

[(1, 28352709), (3, 9450903), (7, 4050387), (9, 3150301), (11, 2577519), (21, 1350129), (33, 859173), (63, 450043), (77, 368217), (99, 286391), (163, 173943), (231, 122739), (251, 112959), (489, 57981), (693, 40913), (753, 37653), (1141, 24849), (1467, 19327), (1757, 16137), (1793, 15813), (2259, 12551), (2761, 10269), (3423, 8283), (5271, 5379)]