389747372

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2207}}^1$

素因数の和:2295

約数の個数: 72

約数和(自身を含む): 856324224

約数和(自身を除く): 466576852

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 53, 68, 98, 106, 119, 196, 212, 238, 371, 476, 742, 833, 901, 1484, 1666, 1802, 2207, 2597, 3332, 3604, 4414, 5194, 6307, 8828, 10388, 12614, 15449, 25228, 30898, 37519, 44149, 61796, 75038, 88298, 108143, 116971, 150076, 176596, 216286, 233942, 262633, 432572, 467884, 525266, 818797, 1050532, 1637594, 1838431, 1988507, 3275188, 3676862, 3977014, 5731579, 7353724, 7954028, 11463158, 13919549, 22926316, 27839098, 55678196, 97436843, 194873686, 389747372]

約数ペア:

[(1, 389747372), (2, 194873686), (4, 97436843), (7, 55678196), (14, 27839098), (17, 22926316), (28, 13919549), (34, 11463158), (49, 7954028), (53, 7353724), (68, 5731579), (98, 3977014), (106, 3676862), (119, 3275188), (196, 1988507), (212, 1838431), (238, 1637594), (371, 1050532), (476, 818797), (742, 525266), (833, 467884), (901, 432572), (1484, 262633), (1666, 233942), (1802, 216286), (2207, 176596), (2597, 150076), (3332, 116971), (3604, 108143), (4414, 88298), (5194, 75038), (6307, 61796), (8828, 44149), (10388, 37519), (12614, 30898), (15449, 25228)]