128007675

素因数分解:

$3^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{2671}}^1$

素因数の和:2761

約数の個数: 48

約数和(自身を含む): 238556160

約数和(自身を除く): 110548485

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 71, 75, 135, 213, 225, 355, 639, 675, 1065, 1775, 1917, 2671, 3195, 5325, 8013, 9585, 13355, 15975, 24039, 40065, 47925, 66775, 72117, 120195, 189641, 200325, 360585, 568923, 600975, 948205, 1706769, 1802925, 2844615, 4741025, 5120307, 8533845, 14223075, 25601535, 42669225, 128007675]

約数ペア:

[(1, 128007675), (3, 42669225), (5, 25601535), (9, 14223075), (15, 8533845), (25, 5120307), (27, 4741025), (45, 2844615), (71, 1802925), (75, 1706769), (135, 948205), (213, 600975), (225, 568923), (355, 360585), (639, 200325), (675, 189641), (1065, 120195), (1775, 72117), (1917, 66775), (2671, 47925), (3195, 40065), (5325, 24039), (8013, 15975), (9585, 13355)]