28819378

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1\times {\mathrm{173}}^1$

素因数の和:418

約数の個数: 32

約数和(自身を含む): 50679936

約数和(自身を除く): 21860558

約数列:

[1, 2, 7, 14, 73, 146, 163, 173, 326, 346, 511, 1022, 1141, 1211, 2282, 2422, 11899, 12629, 23798, 25258, 28199, 56398, 83293, 88403, 166586, 176806, 197393, 394786, 2058527, 4117054, 14409689, 28819378]

約数ペア:

[(1, 28819378), (2, 14409689), (7, 4117054), (14, 2058527), (73, 394786), (146, 197393), (163, 176806), (173, 166586), (326, 88403), (346, 83293), (511, 56398), (1022, 28199), (1141, 25258), (1211, 23798), (2282, 12629), (2422, 11899)]