15911322

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:315

約数の個数: 64

約数和(自身を含む): 38830080

約数和(自身を除く): 22918758

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 127, 133, 157, 254, 266, 314, 381, 399, 471, 762, 798, 889, 942, 1099, 1778, 2198, 2413, 2667, 2983, 3297, 4826, 5334, 5966, 6594, 7239, 8949, 14478, 16891, 17898, 19939, 20881, 33782, 39878, 41762, 50673, 59817, 62643, 101346, 119634, 125286, 139573, 279146, 378841, 418719, 757682, 837438, 1136523, 2273046, 2651887, 5303774, 7955661, 15911322]

約数ペア:

[(1, 15911322), (2, 7955661), (3, 5303774), (6, 2651887), (7, 2273046), (14, 1136523), (19, 837438), (21, 757682), (38, 418719), (42, 378841), (57, 279146), (114, 139573), (127, 125286), (133, 119634), (157, 101346), (254, 62643), (266, 59817), (314, 50673), (381, 41762), (399, 39878), (471, 33782), (762, 20881), (798, 19939), (889, 17898), (942, 16891), (1099, 14478), (1778, 8949), (2198, 7239), (2413, 6594), (2667, 5966), (2983, 5334), (3297, 4826)]