25399682

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:215

約数の個数: 64

約数和(自身を含む): 50761728

約数和(自身を除く): 25362046

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 71, 77, 101, 142, 154, 161, 202, 253, 322, 497, 506, 707, 781, 994, 1111, 1414, 1562, 1633, 1771, 2222, 2323, 3266, 3542, 4646, 5467, 7171, 7777, 10934, 11431, 14342, 15554, 16261, 17963, 22862, 25553, 32522, 35926, 50197, 51106, 78881, 100394, 125741, 157762, 164933, 178871, 251482, 329866, 357742, 552167, 1104334, 1154531, 1814263, 2309062, 3628526, 12699841, 25399682]

約数ペア:

[(1, 25399682), (2, 12699841), (7, 3628526), (11, 2309062), (14, 1814263), (22, 1154531), (23, 1104334), (46, 552167), (71, 357742), (77, 329866), (101, 251482), (142, 178871), (154, 164933), (161, 157762), (202, 125741), (253, 100394), (322, 78881), (497, 51106), (506, 50197), (707, 35926), (781, 32522), (994, 25553), (1111, 22862), (1414, 17963), (1562, 16261), (1633, 15554), (1771, 14342), (2222, 11431), (2323, 10934), (3266, 7777), (3542, 7171), (4646, 5467)]