217598724

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{31981}}^1$

素因数の和:32007

約数の個数: 72

約数和(自身を含む): 651921088

約数和(自身を除く): 434322364

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 378, 486, 567, 756, 972, 1134, 1701, 2268, 3402, 6804, 31981, 63962, 95943, 127924, 191886, 223867, 287829, 383772, 447734, 575658, 671601, 863487, 895468, 1151316, 1343202, 1726974, 2014803, 2590461, 2686404, 3453948, 4029606, 5180922, 6044409, 7771383, 8059212, 10361844, 12088818, 15542766, 18133227, 24177636, 31085532, 36266454, 54399681, 72532908, 108799362, 217598724]

約数ペア:

[(1, 217598724), (2, 108799362), (3, 72532908), (4, 54399681), (6, 36266454), (7, 31085532), (9, 24177636), (12, 18133227), (14, 15542766), (18, 12088818), (21, 10361844), (27, 8059212), (28, 7771383), (36, 6044409), (42, 5180922), (54, 4029606), (63, 3453948), (81, 2686404), (84, 2590461), (108, 2014803), (126, 1726974), (162, 1343202), (189, 1151316), (243, 895468), (252, 863487), (324, 671601), (378, 575658), (486, 447734), (567, 383772), (756, 287829), (972, 223867), (1134, 191886), (1701, 127924), (2268, 95943), (3402, 63962), (6804, 31981)]