28914588

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{743}}^1$

素因数の和:823

約数の個数: 72

約数和(自身を含む): 77995008

約数和(自身を除く): 49080420

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 47, 69, 92, 94, 138, 141, 188, 207, 276, 282, 414, 423, 564, 743, 828, 846, 1081, 1486, 1692, 2162, 2229, 2972, 3243, 4324, 4458, 6486, 6687, 8916, 9729, 12972, 13374, 17089, 19458, 26748, 34178, 34921, 38916, 51267, 68356, 69842, 102534, 104763, 139684, 153801, 205068, 209526, 307602, 314289, 419052, 615204, 628578, 803183, 1257156, 1606366, 2409549, 3212732, 4819098, 7228647, 9638196, 14457294, 28914588]

約数ペア:

[(1, 28914588), (2, 14457294), (3, 9638196), (4, 7228647), (6, 4819098), (9, 3212732), (12, 2409549), (18, 1606366), (23, 1257156), (36, 803183), (46, 628578), (47, 615204), (69, 419052), (92, 314289), (94, 307602), (138, 209526), (141, 205068), (188, 153801), (207, 139684), (276, 104763), (282, 102534), (414, 69842), (423, 68356), (564, 51267), (743, 38916), (828, 34921), (846, 34178), (1081, 26748), (1486, 19458), (1692, 17089), (2162, 13374), (2229, 12972), (2972, 9729), (3243, 8916), (4324, 6687), (4458, 6486)]