28263374

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:308

約数の個数: 32

約数和(自身を含む): 46202400

約数和(自身を除く): 17939026

約数列:

[1, 2, 19, 38, 61, 89, 122, 137, 178, 274, 1159, 1691, 2318, 2603, 3382, 5206, 5429, 8357, 10858, 12193, 16714, 24386, 103151, 158783, 206302, 231667, 317566, 463334, 743773, 1487546, 14131687, 28263374]

約数ペア:

[(1, 28263374), (2, 14131687), (19, 1487546), (38, 743773), (61, 463334), (89, 317566), (122, 231667), (137, 206302), (178, 158783), (274, 103151), (1159, 24386), (1691, 16714), (2318, 12193), (2603, 10858), (3382, 8357), (5206, 5429)]