16926975

素因数分解:

$3^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{643}}^1$

素因数の和:678

約数の個数: 60

約数和(自身を含む): 33819016

約数和(自身を除く): 16892041

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 81, 117, 135, 195, 225, 325, 351, 405, 585, 643, 675, 975, 1053, 1755, 1929, 2025, 2925, 3215, 5265, 5787, 8359, 8775, 9645, 16075, 17361, 25077, 26325, 28935, 41795, 48225, 52083, 75231, 86805, 125385, 144675, 208975, 225693, 260415, 376155, 434025, 626925, 677079, 1128465, 1302075, 1880775, 3385395, 5642325, 16926975]

約数ペア:

[(1, 16926975), (3, 5642325), (5, 3385395), (9, 1880775), (13, 1302075), (15, 1128465), (25, 677079), (27, 626925), (39, 434025), (45, 376155), (65, 260415), (75, 225693), (81, 208975), (117, 144675), (135, 125385), (195, 86805), (225, 75231), (325, 52083), (351, 48225), (405, 41795), (585, 28935), (643, 26325), (675, 25077), (975, 17361), (1053, 16075), (1755, 9645), (1929, 8775), (2025, 8359), (2925, 5787), (3215, 5265)]