217424284

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{19079}}^1$

素因数の和:19138

約数の個数: 48

約数和(自身を含む): 487226880

約数和(自身を除く): 269802596

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 37, 44, 74, 77, 148, 154, 259, 308, 407, 518, 814, 1036, 1628, 2849, 5698, 11396, 19079, 38158, 76316, 133553, 209869, 267106, 419738, 534212, 705923, 839476, 1411846, 1469083, 2823692, 2938166, 4941461, 5876332, 7765153, 9882922, 15530306, 19765844, 31060612, 54356071, 108712142, 217424284]

約数ペア:

[(1, 217424284), (2, 108712142), (4, 54356071), (7, 31060612), (11, 19765844), (14, 15530306), (22, 9882922), (28, 7765153), (37, 5876332), (44, 4941461), (74, 2938166), (77, 2823692), (148, 1469083), (154, 1411846), (259, 839476), (308, 705923), (407, 534212), (518, 419738), (814, 267106), (1036, 209869), (1628, 133553), (2849, 76316), (5698, 38158), (11396, 19079)]