28495842

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:227

約数の個数: 64

約数和(自身を含む): 63296640

約数和(自身を除く): 34800798

約数列:

[1, 2, 3, 6, 17, 34, 43, 51, 73, 86, 89, 102, 129, 146, 178, 219, 258, 267, 438, 534, 731, 1241, 1462, 1513, 2193, 2482, 3026, 3139, 3723, 3827, 4386, 4539, 6278, 6497, 7446, 7654, 9078, 9417, 11481, 12994, 18834, 19491, 22962, 38982, 53363, 65059, 106726, 110449, 130118, 160089, 195177, 220898, 279371, 320178, 331347, 390354, 558742, 662694, 838113, 1676226, 4749307, 9498614, 14247921, 28495842]

約数ペア:

[(1, 28495842), (2, 14247921), (3, 9498614), (6, 4749307), (17, 1676226), (34, 838113), (43, 662694), (51, 558742), (73, 390354), (86, 331347), (89, 320178), (102, 279371), (129, 220898), (146, 195177), (178, 160089), (219, 130118), (258, 110449), (267, 106726), (438, 65059), (534, 53363), (731, 38982), (1241, 22962), (1462, 19491), (1513, 18834), (2193, 12994), (2482, 11481), (3026, 9417), (3139, 9078), (3723, 7654), (3827, 7446), (4386, 6497), (4539, 6278)]