198877068

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{1039}}^1$

素因数の和:1471

約数の個数: 72

約数和(自身を含む): 543233600

約数和(自身を除く): 344356532

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 409, 468, 818, 1039, 1227, 1636, 2078, 2454, 3117, 3681, 4156, 4908, 5317, 6234, 7362, 9351, 10634, 12468, 13507, 14724, 15951, 18702, 21268, 27014, 31902, 37404, 40521, 47853, 54028, 63804, 81042, 95706, 121563, 162084, 191412, 243126, 424951, 486252, 849902, 1274853, 1699804, 2549706, 3824559, 5099412, 5524363, 7649118, 11048726, 15298236, 16573089, 22097452, 33146178, 49719267, 66292356, 99438534, 198877068]

約数ペア:

[(1, 198877068), (2, 99438534), (3, 66292356), (4, 49719267), (6, 33146178), (9, 22097452), (12, 16573089), (13, 15298236), (18, 11048726), (26, 7649118), (36, 5524363), (39, 5099412), (52, 3824559), (78, 2549706), (117, 1699804), (156, 1274853), (234, 849902), (409, 486252), (468, 424951), (818, 243126), (1039, 191412), (1227, 162084), (1636, 121563), (2078, 95706), (2454, 81042), (3117, 63804), (3681, 54028), (4156, 47853), (4908, 40521), (5317, 37404), (6234, 31902), (7362, 27014), (9351, 21268), (10634, 18702), (12468, 15951), (13507, 14724)]