2978118

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1$

素因数の和:134

約数の個数: 72

約数和(自身を含む): 7707960

約数和(自身を除く): 4729842

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 33, 39, 66, 78, 89, 99, 117, 143, 169, 178, 198, 234, 267, 286, 338, 429, 507, 534, 801, 858, 979, 1014, 1157, 1287, 1521, 1602, 1859, 1958, 2314, 2574, 2937, 3042, 3471, 3718, 5577, 5874, 6942, 8811, 10413, 11154, 12727, 15041, 16731, 17622, 20826, 25454, 30082, 33462, 38181, 45123, 76362, 90246, 114543, 135369, 165451, 229086, 270738, 330902, 496353, 992706, 1489059, 2978118]

約数ペア:

[(1, 2978118), (2, 1489059), (3, 992706), (6, 496353), (9, 330902), (11, 270738), (13, 229086), (18, 165451), (22, 135369), (26, 114543), (33, 90246), (39, 76362), (66, 45123), (78, 38181), (89, 33462), (99, 30082), (117, 25454), (143, 20826), (169, 17622), (178, 16731), (198, 15041), (234, 12727), (267, 11154), (286, 10413), (338, 8811), (429, 6942), (507, 5874), (534, 5577), (801, 3718), (858, 3471), (979, 3042), (1014, 2937), (1157, 2574), (1287, 2314), (1521, 1958), (1602, 1859)]