189806988

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{7507}}^1$

素因数の和:7571

約数の個数: 72

約数和(自身を含む): 527241792

約数和(自身を除く): 337434804

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 49, 84, 86, 98, 129, 147, 172, 196, 258, 294, 301, 516, 588, 602, 903, 1204, 1806, 2107, 3612, 4214, 6321, 7507, 8428, 12642, 15014, 22521, 25284, 30028, 45042, 52549, 90084, 105098, 157647, 210196, 315294, 322801, 367843, 630588, 645602, 735686, 968403, 1103529, 1291204, 1471372, 1936806, 2207058, 2259607, 3873612, 4414116, 4519214, 6778821, 9038428, 13557642, 15817249, 27115284, 31634498, 47451747, 63268996, 94903494, 189806988]

約数ペア:

[(1, 189806988), (2, 94903494), (3, 63268996), (4, 47451747), (6, 31634498), (7, 27115284), (12, 15817249), (14, 13557642), (21, 9038428), (28, 6778821), (42, 4519214), (43, 4414116), (49, 3873612), (84, 2259607), (86, 2207058), (98, 1936806), (129, 1471372), (147, 1291204), (172, 1103529), (196, 968403), (258, 735686), (294, 645602), (301, 630588), (516, 367843), (588, 322801), (602, 315294), (903, 210196), (1204, 157647), (1806, 105098), (2107, 90084), (3612, 52549), (4214, 45042), (6321, 30028), (7507, 25284), (8428, 22521), (12642, 15014)]