397365064

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{12979}}^1$

素因数の和:13117

約数の個数: 32

約数和(自身を含む): 771012000

約数和(自身を除く): 373646936

約数列:

[1, 2, 4, 8, 43, 86, 89, 172, 178, 344, 356, 712, 3827, 7654, 12979, 15308, 25958, 30616, 51916, 103832, 558097, 1116194, 1155131, 2232388, 2310262, 4464776, 4620524, 9241048, 49670633, 99341266, 198682532, 397365064]

約数ペア:

[(1, 397365064), (2, 198682532), (4, 99341266), (8, 49670633), (43, 9241048), (86, 4620524), (89, 4464776), (172, 2310262), (178, 2232388), (344, 1155131), (356, 1116194), (712, 558097), (3827, 103832), (7654, 51916), (12979, 30616), (15308, 25958)]