9917768

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:270

約数の個数: 64

約数和(自身を含む): 22809600

約数和(自身を除く): 12891832

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 31, 56, 58, 62, 116, 124, 197, 203, 217, 232, 248, 394, 406, 434, 788, 812, 868, 899, 1379, 1576, 1624, 1736, 1798, 2758, 3596, 5516, 5713, 6107, 6293, 7192, 11032, 11426, 12214, 12586, 22852, 24428, 25172, 39991, 42749, 45704, 48856, 50344, 79982, 85498, 159964, 170996, 177103, 319928, 341992, 354206, 708412, 1239721, 1416824, 2479442, 4958884, 9917768]

約数ペア:

[(1, 9917768), (2, 4958884), (4, 2479442), (7, 1416824), (8, 1239721), (14, 708412), (28, 354206), (29, 341992), (31, 319928), (56, 177103), (58, 170996), (62, 159964), (116, 85498), (124, 79982), (197, 50344), (203, 48856), (217, 45704), (232, 42749), (248, 39991), (394, 25172), (406, 24428), (434, 22852), (788, 12586), (812, 12214), (868, 11426), (899, 11032), (1379, 7192), (1576, 6293), (1624, 6107), (1736, 5713), (1798, 5516), (2758, 3596)]