199186904

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{641}}^1$

素因数の和:864

約数の個数: 64

約数和(自身を含む): 443750400

約数和(自身を除く): 244563496

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 179, 217, 248, 358, 434, 641, 716, 868, 1253, 1282, 1432, 1736, 2506, 2564, 4487, 5012, 5128, 5549, 8974, 10024, 11098, 17948, 19871, 22196, 35896, 38843, 39742, 44392, 77686, 79484, 114739, 139097, 155372, 158968, 229478, 278194, 310744, 458956, 556388, 803173, 917912, 1112776, 1606346, 3212692, 3556909, 6425384, 7113818, 14227636, 24898363, 28455272, 49796726, 99593452, 199186904]

約数ペア:

[(1, 199186904), (2, 99593452), (4, 49796726), (7, 28455272), (8, 24898363), (14, 14227636), (28, 7113818), (31, 6425384), (56, 3556909), (62, 3212692), (124, 1606346), (179, 1112776), (217, 917912), (248, 803173), (358, 556388), (434, 458956), (641, 310744), (716, 278194), (868, 229478), (1253, 158968), (1282, 155372), (1432, 139097), (1736, 114739), (2506, 79484), (2564, 77686), (4487, 44392), (5012, 39742), (5128, 38843), (5549, 35896), (8974, 22196), (10024, 19871), (11098, 17948)]