28760316

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1723}}^1$

素因数の和:1850

約数の個数: 48

約数和(自身を含む): 72987264

約数和(自身を除く): 44226948

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 107, 156, 214, 321, 428, 642, 1284, 1391, 1723, 2782, 3446, 4173, 5169, 5564, 6892, 8346, 10338, 16692, 20676, 22399, 44798, 67197, 89596, 134394, 184361, 268788, 368722, 553083, 737444, 1106166, 2212332, 2396693, 4793386, 7190079, 9586772, 14380158, 28760316]

約数ペア:

[(1, 28760316), (2, 14380158), (3, 9586772), (4, 7190079), (6, 4793386), (12, 2396693), (13, 2212332), (26, 1106166), (39, 737444), (52, 553083), (78, 368722), (107, 268788), (156, 184361), (214, 134394), (321, 89596), (428, 67197), (642, 44798), (1284, 22399), (1391, 20676), (1723, 16692), (2782, 10338), (3446, 8346), (4173, 6892), (5169, 5564)]