238807515

素因数分解:

$3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{1811}}^1$

素因数の和:2027

約数の個数: 32

約数和(自身を含む): 391392000

約数和(自身を除く): 152584485

約数列:

[1, 3, 5, 15, 59, 149, 177, 295, 447, 745, 885, 1811, 2235, 5433, 8791, 9055, 26373, 27165, 43955, 106849, 131865, 269839, 320547, 534245, 809517, 1349195, 1602735, 4047585, 15920501, 47761503, 79602505, 238807515]

約数ペア:

[(1, 238807515), (3, 79602505), (5, 47761503), (15, 15920501), (59, 4047585), (149, 1602735), (177, 1349195), (295, 809517), (447, 534245), (745, 320547), (885, 269839), (1811, 131865), (2235, 106849), (5433, 43955), (8791, 27165), (9055, 26373)]