28758184

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{39503}}^1$

素因数の和:39529

約数の個数: 32

約数和(自身を含む): 66366720

約数和(自身を除く): 37608536

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 39503, 79006, 158012, 276521, 316024, 513539, 553042, 1027078, 1106084, 2054156, 2212168, 3594773, 4108312, 7189546, 14379092, 28758184]

約数ペア:

[(1, 28758184), (2, 14379092), (4, 7189546), (7, 4108312), (8, 3594773), (13, 2212168), (14, 2054156), (26, 1106084), (28, 1027078), (52, 553042), (56, 513539), (91, 316024), (104, 276521), (182, 158012), (364, 79006), (728, 39503)]