12720344

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1$

素因数の和:300

約数の個数: 64

約数和(自身を含む): 29816640

約数和(自身を除く): 17096296

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 101, 104, 173, 182, 202, 346, 364, 404, 692, 707, 728, 808, 1211, 1313, 1384, 1414, 2249, 2422, 2626, 2828, 4498, 4844, 5252, 5656, 8996, 9191, 9688, 10504, 15743, 17473, 17992, 18382, 31486, 34946, 36764, 62972, 69892, 73528, 122311, 125944, 139784, 227149, 244622, 454298, 489244, 908596, 978488, 1590043, 1817192, 3180086, 6360172, 12720344]

約数ペア:

[(1, 12720344), (2, 6360172), (4, 3180086), (7, 1817192), (8, 1590043), (13, 978488), (14, 908596), (26, 489244), (28, 454298), (52, 244622), (56, 227149), (91, 139784), (101, 125944), (104, 122311), (173, 73528), (182, 69892), (202, 62972), (346, 36764), (364, 34946), (404, 31486), (692, 18382), (707, 17992), (728, 17473), (808, 15743), (1211, 10504), (1313, 9688), (1384, 9191), (1414, 8996), (2249, 5656), (2422, 5252), (2626, 4844), (2828, 4498)]