198363564

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{139}}^1\times {\mathrm{809}}^1$

素因数の和:972

約数の個数: 108

約数和(自身を含む): 588205800

約数和(自身を除く): 389842236

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 139, 147, 196, 252, 278, 294, 417, 441, 556, 588, 809, 834, 882, 973, 1251, 1618, 1668, 1764, 1946, 2427, 2502, 2919, 3236, 3892, 4854, 5004, 5663, 5838, 6811, 7281, 8757, 9708, 11326, 11676, 13622, 14562, 16989, 17514, 20433, 22652, 27244, 29124, 33978, 35028, 39641, 40866, 50967, 61299, 67956, 79282, 81732, 101934, 112451, 118923, 122598, 158564, 203868, 224902, 237846, 245196, 337353, 356769, 449804, 475692, 674706, 713538, 787157, 1012059, 1349412, 1427076, 1574314, 2024118, 2361471, 3148628, 4048236, 4722942, 5510099, 7084413, 9445884, 11020198, 14168826, 16530297, 22040396, 28337652, 33060594, 49590891, 66121188, 99181782, 198363564]

約数ペア:

[(1, 198363564), (2, 99181782), (3, 66121188), (4, 49590891), (6, 33060594), (7, 28337652), (9, 22040396), (12, 16530297), (14, 14168826), (18, 11020198), (21, 9445884), (28, 7084413), (36, 5510099), (42, 4722942), (49, 4048236), (63, 3148628), (84, 2361471), (98, 2024118), (126, 1574314), (139, 1427076), (147, 1349412), (196, 1012059), (252, 787157), (278, 713538), (294, 674706), (417, 475692), (441, 449804), (556, 356769), (588, 337353), (809, 245196), (834, 237846), (882, 224902), (973, 203868), (1251, 158564), (1618, 122598), (1668, 118923), (1764, 112451), (1946, 101934), (2427, 81732), (2502, 79282), (2919, 67956), (3236, 61299), (3892, 50967), (4854, 40866), (5004, 39641), (5663, 35028), (5838, 33978), (6811, 29124), (7281, 27244), (8757, 22652), (9708, 20433), (11326, 17514), (11676, 16989), (13622, 14562)]