191580207

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{571}}^1\times {\mathrm{1229}}^1$

素因数の和:1823

約数の個数: 32

約数和(自身を含む): 315194880

約数和(自身を除く): 123614673

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 571, 1229, 1713, 3687, 3997, 7423, 8603, 11991, 15977, 22269, 25809, 47931, 51961, 111839, 155883, 335517, 701759, 2105277, 4912313, 9122867, 14736939, 27368601, 63860069, 191580207]

約数ペア:

[(1, 191580207), (3, 63860069), (7, 27368601), (13, 14736939), (21, 9122867), (39, 4912313), (91, 2105277), (273, 701759), (571, 335517), (1229, 155883), (1713, 111839), (3687, 51961), (3997, 47931), (7423, 25809), (8603, 22269), (11991, 15977)]