28722872

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{359}}^1$

素因数の和:575

約数の個数: 32

約数和(自身を含む): 55144800

約数和(自身を除く): 26421928

約数列:

[1, 2, 4, 8, 73, 137, 146, 274, 292, 359, 548, 584, 718, 1096, 1436, 2872, 10001, 20002, 26207, 40004, 49183, 52414, 80008, 98366, 104828, 196732, 209656, 393464, 3590359, 7180718, 14361436, 28722872]

約数ペア:

[(1, 28722872), (2, 14361436), (4, 7180718), (8, 3590359), (73, 393464), (137, 209656), (146, 196732), (274, 104828), (292, 98366), (359, 80008), (548, 52414), (584, 49183), (718, 40004), (1096, 26207), (1436, 20002), (2872, 10001)]