25217902

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{379}}^1$

素因数の和:520

約数の個数: 32

約数和(自身を含む): 42681600

約数和(自身を除く): 17463698

約数列:

[1, 2, 17, 19, 34, 38, 103, 206, 323, 379, 646, 758, 1751, 1957, 3502, 3914, 6443, 7201, 12886, 14402, 33269, 39037, 66538, 78074, 122417, 244834, 663629, 741703, 1327258, 1483406, 12608951, 25217902]

約数ペア:

[(1, 25217902), (2, 12608951), (17, 1483406), (19, 1327258), (34, 741703), (38, 663629), (103, 244834), (206, 122417), (323, 78074), (379, 66538), (646, 39037), (758, 33269), (1751, 14402), (1957, 12886), (3502, 7201), (3914, 6443)]