16325428

素因数分解:

$2^2\times 7^3\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:261

約数の個数: 48

約数和(自身を含む): 33980800

約数和(自身を除く): 17655372

約数列:

[1, 2, 4, 7, 14, 28, 49, 73, 98, 146, 163, 196, 292, 326, 343, 511, 652, 686, 1022, 1141, 1372, 2044, 2282, 3577, 4564, 7154, 7987, 11899, 14308, 15974, 23798, 25039, 31948, 47596, 50078, 55909, 83293, 100156, 111818, 166586, 223636, 333172, 583051, 1166102, 2332204, 4081357, 8162714, 16325428]

約数ペア:

[(1, 16325428), (2, 8162714), (4, 4081357), (7, 2332204), (14, 1166102), (28, 583051), (49, 333172), (73, 223636), (98, 166586), (146, 111818), (163, 100156), (196, 83293), (292, 55909), (326, 50078), (343, 47596), (511, 31948), (652, 25039), (686, 23798), (1022, 15974), (1141, 14308), (1372, 11899), (2044, 7987), (2282, 7154), (3577, 4564)]