388152023

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{229}}^1$

素因数の和:447

約数の個数: 32

約数和(自身を含む): 470568960

約数和(自身を除く): 82416937

約数列:

[1, 7, 31, 73, 107, 217, 229, 511, 749, 1603, 2263, 3317, 7099, 7811, 15841, 16717, 23219, 24503, 49693, 54677, 117019, 171521, 242141, 518227, 759593, 1694987, 1788719, 3627589, 5317151, 12521033, 55450289, 388152023]

約数ペア:

[(1, 388152023), (7, 55450289), (31, 12521033), (73, 5317151), (107, 3627589), (217, 1788719), (229, 1694987), (511, 759593), (749, 518227), (1603, 242141), (2263, 171521), (3317, 117019), (7099, 54677), (7811, 49693), (15841, 24503), (16717, 23219)]