274210221

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{691}}^1$

素因数の和:993

約数の個数: 32

約数和(自身を含む): 401780736

約数和(自身を除く): 127570515

約数列:

[1, 3, 17, 31, 51, 93, 251, 527, 691, 753, 1581, 2073, 4267, 7781, 11747, 12801, 21421, 23343, 35241, 64263, 132277, 173441, 364157, 396831, 520323, 1092471, 2948497, 5376671, 8845491, 16130013, 91403407, 274210221]

約数ペア:

[(1, 274210221), (3, 91403407), (17, 16130013), (31, 8845491), (51, 5376671), (93, 2948497), (251, 1092471), (527, 520323), (691, 396831), (753, 364157), (1581, 173441), (2073, 132277), (4267, 64263), (7781, 35241), (11747, 23343), (12801, 21421)]