30971637

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 49870080

約数和(自身を除く): 18898443

約数列:

[1, 3, 9, 17, 47, 51, 59, 73, 141, 153, 177, 219, 423, 531, 657, 799, 1003, 1241, 2397, 2773, 3009, 3431, 3723, 4307, 7191, 8319, 9027, 10293, 11169, 12921, 24957, 30879, 38763, 47141, 58327, 73219, 141423, 174981, 202429, 219657, 424269, 524943, 607287, 658971, 1821861, 3441293, 10323879, 30971637]

約数ペア:

[(1, 30971637), (3, 10323879), (9, 3441293), (17, 1821861), (47, 658971), (51, 607287), (59, 524943), (73, 424269), (141, 219657), (153, 202429), (177, 174981), (219, 141423), (423, 73219), (531, 58327), (657, 47141), (799, 38763), (1003, 30879), (1241, 24957), (2397, 12921), (2773, 11169), (3009, 10293), (3431, 9027), (3723, 8319), (4307, 7191)]