28736946

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1741}}^1$

素因数の和:1887

約数の個数: 48

約数和(自身を含む): 71742528

約数和(自身を除く): 43005582

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 131, 262, 393, 786, 917, 1179, 1741, 1834, 2358, 2751, 3482, 5223, 5502, 8253, 10446, 12187, 15669, 16506, 24374, 31338, 36561, 73122, 109683, 219366, 228071, 456142, 684213, 1368426, 1596497, 2052639, 3192994, 4105278, 4789491, 9578982, 14368473, 28736946]

約数ペア:

[(1, 28736946), (2, 14368473), (3, 9578982), (6, 4789491), (7, 4105278), (9, 3192994), (14, 2052639), (18, 1596497), (21, 1368426), (42, 684213), (63, 456142), (126, 228071), (131, 219366), (262, 109683), (393, 73122), (786, 36561), (917, 31338), (1179, 24374), (1741, 16506), (1834, 15669), (2358, 12187), (2751, 10446), (3482, 8253), (5223, 5502)]