12840246075

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{191717}}^1$

素因数の和:191796

約数の個数: 48

約数和(自身を含む): 22822110720

約数和(自身を除く): 9981864645

約数列:

[1, 3, 5, 15, 19, 25, 47, 57, 75, 95, 141, 235, 285, 475, 705, 893, 1175, 1425, 2679, 3525, 4465, 13395, 22325, 66975, 191717, 575151, 958585, 2875755, 3642623, 4792925, 9010699, 10927869, 14378775, 18213115, 27032097, 45053495, 54639345, 91065575, 135160485, 171203281, 225267475, 273196725, 513609843, 675802425, 856016405, 2568049215, 4280082025, 12840246075]

約数ペア:

[(1, 12840246075), (3, 4280082025), (5, 2568049215), (15, 856016405), (19, 675802425), (25, 513609843), (47, 273196725), (57, 225267475), (75, 171203281), (95, 135160485), (141, 91065575), (235, 54639345), (285, 45053495), (475, 27032097), (705, 18213115), (893, 14378775), (1175, 10927869), (1425, 9010699), (2679, 4792925), (3525, 3642623), (4465, 2875755), (13395, 958585), (22325, 575151), (66975, 191717)]