31428982

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{571}}^1$

素因数の和:688

約数の個数: 32

約数和(自身を含む): 53333280

約数和(自身を除く): 21904298

約数列:

[1, 2, 13, 26, 29, 58, 73, 146, 377, 571, 754, 949, 1142, 1898, 2117, 4234, 7423, 14846, 16559, 27521, 33118, 41683, 55042, 83366, 215267, 430534, 541879, 1083758, 1208807, 2417614, 15714491, 31428982]

約数ペア:

[(1, 31428982), (2, 15714491), (13, 2417614), (26, 1208807), (29, 1083758), (58, 541879), (73, 430534), (146, 215267), (377, 83366), (571, 55042), (754, 41683), (949, 33118), (1142, 27521), (1898, 16559), (2117, 14846), (4234, 7423)]