248029575

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{4139}}^1$

素因数の和:4216

約数の個数: 48

約数和(自身を含む): 443543040

約数和(自身を除く): 195513465

約数列:

[1, 3, 5, 15, 17, 25, 47, 51, 75, 85, 141, 235, 255, 425, 705, 799, 1175, 1275, 2397, 3525, 3995, 4139, 11985, 12417, 19975, 20695, 59925, 62085, 70363, 103475, 194533, 211089, 310425, 351815, 583599, 972665, 1055445, 1759075, 2917995, 3307061, 4863325, 5277225, 9921183, 14589975, 16535305, 49605915, 82676525, 248029575]

約数ペア:

[(1, 248029575), (3, 82676525), (5, 49605915), (15, 16535305), (17, 14589975), (25, 9921183), (47, 5277225), (51, 4863325), (75, 3307061), (85, 2917995), (141, 1759075), (235, 1055445), (255, 972665), (425, 583599), (705, 351815), (799, 310425), (1175, 211089), (1275, 194533), (2397, 103475), (3525, 70363), (3995, 62085), (4139, 59925), (11985, 20695), (12417, 19975)]