56705265

素因数分解:

$3^6\times 5^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1$

素因数の和:401

約数の個数: 56

約数和(自身を含む): 104508288

約数和(自身を除く): 47803023

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 81, 135, 141, 235, 243, 331, 405, 423, 705, 729, 993, 1215, 1269, 1655, 2115, 2979, 3645, 3807, 4965, 6345, 8937, 11421, 14895, 15557, 19035, 26811, 34263, 44685, 46671, 57105, 77785, 80433, 134055, 140013, 171315, 233355, 241299, 402165, 420039, 700065, 1206495, 1260117, 2100195, 3780351, 6300585, 11341053, 18901755, 56705265]

約数ペア:

[(1, 56705265), (3, 18901755), (5, 11341053), (9, 6300585), (15, 3780351), (27, 2100195), (45, 1260117), (47, 1206495), (81, 700065), (135, 420039), (141, 402165), (235, 241299), (243, 233355), (331, 171315), (405, 140013), (423, 134055), (705, 80433), (729, 77785), (993, 57105), (1215, 46671), (1269, 44685), (1655, 34263), (2115, 26811), (2979, 19035), (3645, 15557), (3807, 14895), (4965, 11421), (6345, 8937)]