349990488

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{255841}}^1$

素因数の和:255872

約数の個数: 48

約数和(自身を含む): 997783800

約数和(自身を除く): 647793312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 255841, 511682, 767523, 1023364, 1535046, 2046728, 2302569, 3070092, 4605138, 4860979, 6140184, 9210276, 9721958, 14582937, 18420552, 19443916, 29165874, 38887832, 43748811, 58331748, 87497622, 116663496, 174995244, 349990488]

約数ペア:

[(1, 349990488), (2, 174995244), (3, 116663496), (4, 87497622), (6, 58331748), (8, 43748811), (9, 38887832), (12, 29165874), (18, 19443916), (19, 18420552), (24, 14582937), (36, 9721958), (38, 9210276), (57, 6140184), (72, 4860979), (76, 4605138), (114, 3070092), (152, 2302569), (171, 2046728), (228, 1535046), (342, 1023364), (456, 767523), (684, 511682), (1368, 255841)]