397788795

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^2\times {\mathrm{457}}^1$

素因数の和:549

約数の個数: 72

約数和(自身を含む): 746774496

約数和(自身を除く): 348985701

約数列:

[1, 3, 5, 9, 15, 23, 29, 45, 69, 87, 115, 145, 207, 261, 345, 435, 457, 667, 841, 1035, 1305, 1371, 2001, 2285, 2523, 3335, 4113, 4205, 6003, 6855, 7569, 10005, 10511, 12615, 13253, 19343, 20565, 30015, 31533, 37845, 39759, 52555, 58029, 66265, 94599, 96715, 119277, 157665, 174087, 198795, 290145, 304819, 384337, 472995, 596385, 870435, 914457, 1153011, 1524095, 1921685, 2743371, 3459033, 4572285, 5765055, 8839751, 13716855, 17295165, 26519253, 44198755, 79557759, 132596265, 397788795]

約数ペア:

[(1, 397788795), (3, 132596265), (5, 79557759), (9, 44198755), (15, 26519253), (23, 17295165), (29, 13716855), (45, 8839751), (69, 5765055), (87, 4572285), (115, 3459033), (145, 2743371), (207, 1921685), (261, 1524095), (345, 1153011), (435, 914457), (457, 870435), (667, 596385), (841, 472995), (1035, 384337), (1305, 304819), (1371, 290145), (2001, 198795), (2285, 174087), (2523, 157665), (3335, 119277), (4113, 96715), (4205, 94599), (6003, 66265), (6855, 58029), (7569, 52555), (10005, 39759), (10511, 37845), (12615, 31533), (13253, 30015), (19343, 20565)]