28896948

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{509}}^1$

素因数の和:621

約数の個数: 72

約数和(自身を含む): 77968800

約数和(自身を除く): 49071852

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 83, 114, 166, 171, 228, 249, 332, 342, 498, 509, 684, 747, 996, 1018, 1494, 1527, 1577, 2036, 2988, 3054, 3154, 4581, 4731, 6108, 6308, 9162, 9462, 9671, 14193, 18324, 18924, 19342, 28386, 29013, 38684, 42247, 56772, 58026, 84494, 87039, 116052, 126741, 168988, 174078, 253482, 348156, 380223, 506964, 760446, 802693, 1520892, 1605386, 2408079, 3210772, 4816158, 7224237, 9632316, 14448474, 28896948]

約数ペア:

[(1, 28896948), (2, 14448474), (3, 9632316), (4, 7224237), (6, 4816158), (9, 3210772), (12, 2408079), (18, 1605386), (19, 1520892), (36, 802693), (38, 760446), (57, 506964), (76, 380223), (83, 348156), (114, 253482), (166, 174078), (171, 168988), (228, 126741), (249, 116052), (332, 87039), (342, 84494), (498, 58026), (509, 56772), (684, 42247), (747, 38684), (996, 29013), (1018, 28386), (1494, 19342), (1527, 18924), (1577, 18324), (2036, 14193), (2988, 9671), (3054, 9462), (3154, 9162), (4581, 6308), (4731, 6108)]