40279.0000000

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:387

約数の個数: 32

約数和(自身を含む): 13676544

約数和(自身を除く): 4861725

約数列:

[1, 3, 13, 23, 31, 39, 69, 93, 299, 317, 403, 713, 897, 951, 1209, 2139, 4121, 7291, 9269, 9827, 12363, 21873, 27807, 29481, 94783, 127751, 226021, 284349, 383253, 678063, 2938273, 8814819]

約数ペア:

[(1, 8814819), (3, 2938273), (13, 678063), (23, 383253), (31, 284349), (39, 226021), (69, 127751), (93, 94783), (299, 29481), (317, 27807), (403, 21873), (713, 12363), (897, 9827), (951, 9269), (1209, 7291), (2139, 4121)]