642012168

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{997}}^1\times {\mathrm{3833}}^1$

素因数の和:4846

約数の個数: 64

約数和(自身を含む): 1836639360

約数和(自身を除く): 1194627192

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 997, 1994, 2991, 3833, 3988, 5982, 6979, 7666, 7976, 11499, 11964, 13958, 15332, 20937, 22998, 23928, 26831, 27916, 30664, 41874, 45996, 53662, 55832, 80493, 83748, 91992, 107324, 160986, 167496, 214648, 321972, 643944, 3821501, 7643002, 11464503, 15286004, 22929006, 26750507, 30572008, 45858012, 53501014, 80251521, 91716024, 107002028, 160503042, 214004056, 321006084, 642012168]

約数ペア:

[(1, 642012168), (2, 321006084), (3, 214004056), (4, 160503042), (6, 107002028), (7, 91716024), (8, 80251521), (12, 53501014), (14, 45858012), (21, 30572008), (24, 26750507), (28, 22929006), (42, 15286004), (56, 11464503), (84, 7643002), (168, 3821501), (997, 643944), (1994, 321972), (2991, 214648), (3833, 167496), (3988, 160986), (5982, 107324), (6979, 91992), (7666, 83748), (7976, 80493), (11499, 55832), (11964, 53662), (13958, 45996), (15332, 41874), (20937, 30664), (22998, 27916), (23928, 26831)]