189936255

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{1583}}^1$

素因数の和:2031

約数の個数: 32

約数和(自身を含む): 320855040

約数和(自身を除く): 130918785

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 421, 1263, 1583, 2105, 4749, 6315, 7915, 7999, 23745, 23997, 30077, 39995, 90231, 119985, 150385, 451155, 666443, 1999329, 3332215, 9996645, 12662417, 37987251, 63312085, 189936255]

約数ペア:

[(1, 189936255), (3, 63312085), (5, 37987251), (15, 12662417), (19, 9996645), (57, 3332215), (95, 1999329), (285, 666443), (421, 451155), (1263, 150385), (1583, 119985), (2105, 90231), (4749, 39995), (6315, 30077), (7915, 23997), (7999, 23745)]