16392831

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 28108800

約数和(自身を除く): 11715969

約数列:

[1, 3, 7, 13, 21, 31, 39, 91, 93, 149, 169, 217, 273, 403, 447, 507, 651, 1043, 1183, 1209, 1937, 2821, 3129, 3549, 4619, 5239, 5811, 8463, 13559, 13857, 15717, 25181, 32333, 36673, 40677, 60047, 75543, 96999, 110019, 176267, 180141, 420329, 528801, 780611, 1260987, 2341833, 5464277, 16392831]

約数ペア:

[(1, 16392831), (3, 5464277), (7, 2341833), (13, 1260987), (21, 780611), (31, 528801), (39, 420329), (91, 180141), (93, 176267), (149, 110019), (169, 96999), (217, 75543), (273, 60047), (403, 40677), (447, 36673), (507, 32333), (651, 25181), (1043, 15717), (1183, 13857), (1209, 13559), (1937, 8463), (2821, 5811), (3129, 5239), (3549, 4619)]