78172354

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{2143}}^1$

素因数の和:2242

約数の個数: 32

約数和(自身を含む): 133991424

約数和(自身を除く): 55819070

約数列:

[1, 2, 13, 23, 26, 46, 61, 122, 299, 598, 793, 1403, 1586, 2143, 2806, 4286, 18239, 27859, 36478, 49289, 55718, 98578, 130723, 261446, 640757, 1281514, 1699399, 3006629, 3398798, 6013258, 39086177, 78172354]

約数ペア:

[(1, 78172354), (2, 39086177), (13, 6013258), (23, 3398798), (26, 3006629), (46, 1699399), (61, 1281514), (122, 640757), (299, 261446), (598, 130723), (793, 98578), (1403, 55718), (1586, 49289), (2143, 36478), (2806, 27859), (4286, 18239)]