247494793

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{1487}}^1$

素因数の和:1597

約数の個数: 32

約数和(自身を含む): 319979520

約数和(自身を除く): 72484727

約数列:

[1, 7, 13, 31, 59, 91, 217, 403, 413, 767, 1487, 1829, 2821, 5369, 10409, 12803, 19331, 23777, 46097, 87733, 135317, 166439, 322679, 599261, 614131, 1140529, 2719723, 4194827, 7983703, 19038061, 35356399, 247494793]

約数ペア:

[(1, 247494793), (7, 35356399), (13, 19038061), (31, 7983703), (59, 4194827), (91, 2719723), (217, 1140529), (403, 614131), (413, 599261), (767, 322679), (1487, 166439), (1829, 135317), (2821, 87733), (5369, 46097), (10409, 23777), (12803, 19331)]