211222284

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{14879}}^1$

素因数の和:14919

約数の個数: 72

約数和(自身を含む): 609960960

約数和(自身を除く): 398738676

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 169, 182, 273, 338, 364, 507, 546, 676, 1014, 1092, 1183, 2028, 2366, 3549, 4732, 7098, 14196, 14879, 29758, 44637, 59516, 89274, 104153, 178548, 193427, 208306, 312459, 386854, 416612, 580281, 624918, 773708, 1160562, 1249836, 1353989, 2321124, 2514551, 2707978, 4061967, 5029102, 5415956, 7543653, 8123934, 10058204, 15087306, 16247868, 17601857, 30174612, 35203714, 52805571, 70407428, 105611142, 211222284]

約数ペア:

[(1, 211222284), (2, 105611142), (3, 70407428), (4, 52805571), (6, 35203714), (7, 30174612), (12, 17601857), (13, 16247868), (14, 15087306), (21, 10058204), (26, 8123934), (28, 7543653), (39, 5415956), (42, 5029102), (52, 4061967), (78, 2707978), (84, 2514551), (91, 2321124), (156, 1353989), (169, 1249836), (182, 1160562), (273, 773708), (338, 624918), (364, 580281), (507, 416612), (546, 386854), (676, 312459), (1014, 208306), (1092, 193427), (1183, 178548), (2028, 104153), (2366, 89274), (3549, 59516), (4732, 44637), (7098, 29758), (14196, 14879)]