28322982

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^2$

素因数の和:154

約数の個数: 72

約数和(自身を含む): 67330224

約数和(自身を除く): 39007242

約数列:

[1, 2, 3, 6, 9, 18, 23, 37, 43, 46, 69, 74, 86, 111, 129, 138, 207, 222, 258, 333, 387, 414, 666, 774, 851, 989, 1591, 1702, 1849, 1978, 2553, 2967, 3182, 3698, 4773, 5106, 5547, 5934, 7659, 8901, 9546, 11094, 14319, 15318, 16641, 17802, 28638, 33282, 36593, 42527, 68413, 73186, 85054, 109779, 127581, 136826, 205239, 219558, 255162, 329337, 382743, 410478, 615717, 658674, 765486, 1231434, 1573499, 3146998, 4720497, 9440994, 14161491, 28322982]

約数ペア:

[(1, 28322982), (2, 14161491), (3, 9440994), (6, 4720497), (9, 3146998), (18, 1573499), (23, 1231434), (37, 765486), (43, 658674), (46, 615717), (69, 410478), (74, 382743), (86, 329337), (111, 255162), (129, 219558), (138, 205239), (207, 136826), (222, 127581), (258, 109779), (333, 85054), (387, 73186), (414, 68413), (666, 42527), (774, 36593), (851, 33282), (989, 28638), (1591, 17802), (1702, 16641), (1849, 15318), (1978, 14319), (2553, 11094), (2967, 9546), (3182, 8901), (3698, 7659), (4773, 5934), (5106, 5547)]