16817451

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{373}}^1$

素因数の和:515

約数の個数: 32

約数和(自身を含む): 27287040

約数和(自身を除く): 10469589

約数列:

[1, 3, 7, 19, 21, 57, 113, 133, 339, 373, 399, 791, 1119, 2147, 2373, 2611, 6441, 7087, 7833, 15029, 21261, 42149, 45087, 49609, 126447, 148827, 295043, 800831, 885129, 2402493, 5605817, 16817451]

約数ペア:

[(1, 16817451), (3, 5605817), (7, 2402493), (19, 885129), (21, 800831), (57, 295043), (113, 148827), (133, 126447), (339, 49609), (373, 45087), (399, 42149), (791, 21261), (1119, 15029), (2147, 7833), (2373, 7087), (2611, 6441)]