219513976

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1201}}^1$

素因数の和:1316

約数の個数: 64

約数和(自身を含む): 470799360

約数和(自身を除く): 251285384

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 67, 88, 124, 134, 248, 268, 341, 536, 682, 737, 1201, 1364, 1474, 2077, 2402, 2728, 2948, 4154, 4804, 5896, 8308, 9608, 13211, 16616, 22847, 26422, 37231, 45694, 52844, 74462, 80467, 91388, 105688, 148924, 160934, 182776, 297848, 321868, 409541, 643736, 819082, 885137, 1638164, 1770274, 2494477, 3276328, 3540548, 4988954, 7081096, 9977908, 19955816, 27439247, 54878494, 109756988, 219513976]

約数ペア:

[(1, 219513976), (2, 109756988), (4, 54878494), (8, 27439247), (11, 19955816), (22, 9977908), (31, 7081096), (44, 4988954), (62, 3540548), (67, 3276328), (88, 2494477), (124, 1770274), (134, 1638164), (248, 885137), (268, 819082), (341, 643736), (536, 409541), (682, 321868), (737, 297848), (1201, 182776), (1364, 160934), (1474, 148924), (2077, 105688), (2402, 91388), (2728, 80467), (2948, 74462), (4154, 52844), (4804, 45694), (5896, 37231), (8308, 26422), (9608, 22847), (13211, 16616)]