243806775

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{4447}}^1$

素因数の和:4520

約数の個数: 48

約数和(自身を含む): 436829184

約数和(自身を除く): 193022409

約数列:

[1, 3, 5, 15, 17, 25, 43, 51, 75, 85, 129, 215, 255, 425, 645, 731, 1075, 1275, 2193, 3225, 3655, 4447, 10965, 13341, 18275, 22235, 54825, 66705, 75599, 111175, 191221, 226797, 333525, 377995, 573663, 956105, 1133985, 1889975, 2868315, 3250757, 4780525, 5669925, 9752271, 14341575, 16253785, 48761355, 81268925, 243806775]

約数ペア:

[(1, 243806775), (3, 81268925), (5, 48761355), (15, 16253785), (17, 14341575), (25, 9752271), (43, 5669925), (51, 4780525), (75, 3250757), (85, 2868315), (129, 1889975), (215, 1133985), (255, 956105), (425, 573663), (645, 377995), (731, 333525), (1075, 226797), (1275, 191221), (2193, 111175), (3225, 75599), (3655, 66705), (4447, 54825), (10965, 22235), (13341, 18275)]