64372455

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4007}}^1$

素因数の和:4045

約数の個数: 64

約数和(自身を含む): 138516480

約数和(自身を除く): 74144025

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 27, 35, 45, 51, 63, 85, 105, 119, 135, 153, 189, 255, 315, 357, 459, 595, 765, 945, 1071, 1785, 2295, 3213, 4007, 5355, 12021, 16065, 20035, 28049, 36063, 60105, 68119, 84147, 108189, 140245, 180315, 204357, 252441, 340595, 420735, 476833, 540945, 613071, 757323, 1021785, 1262205, 1430499, 1839213, 2384165, 3065355, 3786615, 4291497, 7152495, 9196065, 12874491, 21457485, 64372455]

約数ペア:

[(1, 64372455), (3, 21457485), (5, 12874491), (7, 9196065), (9, 7152495), (15, 4291497), (17, 3786615), (21, 3065355), (27, 2384165), (35, 1839213), (45, 1430499), (51, 1262205), (63, 1021785), (85, 757323), (105, 613071), (119, 540945), (135, 476833), (153, 420735), (189, 340595), (255, 252441), (315, 204357), (357, 180315), (459, 140245), (595, 108189), (765, 84147), (945, 68119), (1071, 60105), (1785, 36063), (2295, 28049), (3213, 20035), (4007, 16065), (5355, 12021)]