4205188

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:172

約数の個数: 48

約数和(自身を含む): 8636544

約数和(自身を除く): 4431356

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 67, 68, 71, 134, 142, 221, 268, 284, 442, 871, 884, 923, 1139, 1207, 1742, 1846, 2278, 2414, 3484, 3692, 4556, 4757, 4828, 9514, 14807, 15691, 19028, 29614, 31382, 59228, 61841, 62764, 80869, 123682, 161738, 247364, 323476, 1051297, 2102594, 4205188]

約数ペア:

[(1, 4205188), (2, 2102594), (4, 1051297), (13, 323476), (17, 247364), (26, 161738), (34, 123682), (52, 80869), (67, 62764), (68, 61841), (71, 59228), (134, 31382), (142, 29614), (221, 19028), (268, 15691), (284, 14807), (442, 9514), (871, 4828), (884, 4757), (923, 4556), (1139, 3692), (1207, 3484), (1742, 2414), (1846, 2278)]