211326612

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{281}}^1\times {\mathrm{1279}}^1$

素因数の和:1581

約数の個数: 72

約数和(自身を含む): 576092160

約数和(自身を除く): 364765548

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 281, 294, 562, 588, 843, 1124, 1279, 1686, 1967, 2558, 3372, 3837, 3934, 5116, 5901, 7674, 7868, 8953, 11802, 13769, 15348, 17906, 23604, 26859, 27538, 35812, 41307, 53718, 55076, 62671, 82614, 107436, 125342, 165228, 188013, 250684, 359399, 376026, 718798, 752052, 1078197, 1437596, 2156394, 2515793, 4312788, 5031586, 7547379, 10063172, 15094758, 17610551, 30189516, 35221102, 52831653, 70442204, 105663306, 211326612]

約数ペア:

[(1, 211326612), (2, 105663306), (3, 70442204), (4, 52831653), (6, 35221102), (7, 30189516), (12, 17610551), (14, 15094758), (21, 10063172), (28, 7547379), (42, 5031586), (49, 4312788), (84, 2515793), (98, 2156394), (147, 1437596), (196, 1078197), (281, 752052), (294, 718798), (562, 376026), (588, 359399), (843, 250684), (1124, 188013), (1279, 165228), (1686, 125342), (1967, 107436), (2558, 82614), (3372, 62671), (3837, 55076), (3934, 53718), (5116, 41307), (5901, 35812), (7674, 27538), (7868, 26859), (8953, 23604), (11802, 17906), (13769, 15348)]