28551418

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1$

素因数の和:331

約数の個数: 48

約数和(自身を含む): 53187840

約数和(自身を除く): 24636422

約数列:

[1, 2, 7, 14, 23, 46, 49, 53, 98, 106, 161, 239, 322, 371, 478, 742, 1127, 1219, 1673, 2254, 2438, 2597, 3346, 5194, 5497, 8533, 10994, 11711, 12667, 17066, 23422, 25334, 38479, 59731, 76958, 88669, 119462, 177338, 269353, 291341, 538706, 582682, 620683, 1241366, 2039387, 4078774, 14275709, 28551418]

約数ペア:

[(1, 28551418), (2, 14275709), (7, 4078774), (14, 2039387), (23, 1241366), (46, 620683), (49, 582682), (53, 538706), (98, 291341), (106, 269353), (161, 177338), (239, 119462), (322, 88669), (371, 76958), (478, 59731), (742, 38479), (1127, 25334), (1219, 23422), (1673, 17066), (2254, 12667), (2438, 11711), (2597, 10994), (3346, 8533), (5194, 5497)]