31977969

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{541}}^1$

素因数の和:641

約数の個数: 32

約数和(自身を含む): 48389760

約数和(自身を除く): 16411791

約数列:

[1, 3, 17, 19, 51, 57, 61, 183, 323, 541, 969, 1037, 1159, 1623, 3111, 3477, 9197, 10279, 19703, 27591, 30837, 33001, 59109, 99003, 174743, 524229, 561017, 627019, 1683051, 1881057, 10659323, 31977969]

約数ペア:

[(1, 31977969), (3, 10659323), (17, 1881057), (19, 1683051), (51, 627019), (57, 561017), (61, 524229), (183, 174743), (323, 99003), (541, 59109), (969, 33001), (1037, 30837), (1159, 27591), (1623, 19703), (3111, 10279), (3477, 9197)]