64772757

素因数分解:

$3^3\times 7^2\times {\mathrm{173}}^1\times {\mathrm{283}}^1$

素因数の和:479

約数の個数: 48

約数和(自身を含む): 112668480

約数和(自身を除く): 47895723

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 173, 189, 283, 441, 519, 849, 1211, 1323, 1557, 1981, 2547, 3633, 4671, 5943, 7641, 8477, 10899, 13867, 17829, 25431, 32697, 41601, 48959, 53487, 76293, 124803, 146877, 228879, 342713, 374409, 440631, 1028139, 1321893, 2398991, 3084417, 7196973, 9253251, 21590919, 64772757]

約数ペア:

[(1, 64772757), (3, 21590919), (7, 9253251), (9, 7196973), (21, 3084417), (27, 2398991), (49, 1321893), (63, 1028139), (147, 440631), (173, 374409), (189, 342713), (283, 228879), (441, 146877), (519, 124803), (849, 76293), (1211, 53487), (1323, 48959), (1557, 41601), (1981, 32697), (2547, 25431), (3633, 17829), (4671, 13867), (5943, 10899), (7641, 8477)]