215681464

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{32999}}^1$

素因数の和:33067

約数の個数: 32

約数和(自身を含む): 435600000

約数和(自身を除く): 219918536

約数列:

[1, 2, 4, 8, 19, 38, 43, 76, 86, 152, 172, 344, 817, 1634, 3268, 6536, 32999, 65998, 131996, 263992, 626981, 1253962, 1418957, 2507924, 2837914, 5015848, 5675828, 11351656, 26960183, 53920366, 107840732, 215681464]

約数ペア:

[(1, 215681464), (2, 107840732), (4, 53920366), (8, 26960183), (19, 11351656), (38, 5675828), (43, 5015848), (76, 2837914), (86, 2507924), (152, 1418957), (172, 1253962), (344, 626981), (817, 263992), (1634, 131996), (3268, 65998), (6536, 32999)]