28784196

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6719}}^1$

素因数の和:6753

約数の個数: 72

約数和(自身を含む): 88058880

約数和(自身を除く): 59274684

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 63, 68, 84, 102, 119, 126, 153, 204, 238, 252, 306, 357, 476, 612, 714, 1071, 1428, 2142, 4284, 6719, 13438, 20157, 26876, 40314, 47033, 60471, 80628, 94066, 114223, 120942, 141099, 188132, 228446, 241884, 282198, 342669, 423297, 456892, 564396, 685338, 799561, 846594, 1028007, 1370676, 1599122, 1693188, 2056014, 2398683, 3198244, 4112028, 4797366, 7196049, 9594732, 14392098, 28784196]

約数ペア:

[(1, 28784196), (2, 14392098), (3, 9594732), (4, 7196049), (6, 4797366), (7, 4112028), (9, 3198244), (12, 2398683), (14, 2056014), (17, 1693188), (18, 1599122), (21, 1370676), (28, 1028007), (34, 846594), (36, 799561), (42, 685338), (51, 564396), (63, 456892), (68, 423297), (84, 342669), (102, 282198), (119, 241884), (126, 228446), (153, 188132), (204, 141099), (238, 120942), (252, 114223), (306, 94066), (357, 80628), (476, 60471), (612, 47033), (714, 40314), (1071, 26876), (1428, 20157), (2142, 13438), (4284, 6719)]