138790912

素因数分解:

$2^{11}\times {\mathrm{13}}^2\times {\mathrm{401}}^1$

素因数の和:449

約数の個数: 72

約数和(自身を含む): 301252770

約数和(自身を除く): 162461858

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 169, 208, 256, 338, 401, 416, 512, 676, 802, 832, 1024, 1352, 1604, 1664, 2048, 2704, 3208, 3328, 5213, 5408, 6416, 6656, 10426, 10816, 12832, 13312, 20852, 21632, 25664, 26624, 41704, 43264, 51328, 67769, 83408, 86528, 102656, 135538, 166816, 173056, 205312, 271076, 333632, 346112, 410624, 542152, 667264, 821248, 1084304, 1334528, 2168608, 2669056, 4337216, 5338112, 8674432, 10676224, 17348864, 34697728, 69395456, 138790912]

約数ペア:

[(1, 138790912), (2, 69395456), (4, 34697728), (8, 17348864), (13, 10676224), (16, 8674432), (26, 5338112), (32, 4337216), (52, 2669056), (64, 2168608), (104, 1334528), (128, 1084304), (169, 821248), (208, 667264), (256, 542152), (338, 410624), (401, 346112), (416, 333632), (512, 271076), (676, 205312), (802, 173056), (832, 166816), (1024, 135538), (1352, 102656), (1604, 86528), (1664, 83408), (2048, 67769), (2704, 51328), (3208, 43264), (3328, 41704), (5213, 26624), (5408, 25664), (6416, 21632), (6656, 20852), (10426, 13312), (10816, 12832)]