820006278

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{2083}}^1$

素因数の和:2218

約数の個数: 96

約数和(自身を含む): 2075463936

約数和(自身を除く): 1255457658

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 49, 78, 91, 98, 103, 147, 182, 206, 273, 294, 309, 546, 618, 637, 721, 1274, 1339, 1442, 1911, 2083, 2163, 2678, 3822, 4017, 4166, 4326, 5047, 6249, 8034, 9373, 10094, 12498, 14581, 15141, 18746, 27079, 28119, 29162, 30282, 43743, 54158, 56238, 65611, 81237, 87486, 102067, 131222, 162474, 189553, 196833, 204134, 214549, 306201, 379106, 393666, 429098, 568659, 612402, 643647, 1137318, 1287294, 1326871, 1501843, 2653742, 2789137, 3003686, 3980613, 4505529, 5578274, 7961226, 8367411, 9011058, 10512901, 16734822, 19523959, 21025802, 31538703, 39047918, 58571877, 63077406, 117143754, 136667713, 273335426, 410003139, 820006278]

約数ペア:

[(1, 820006278), (2, 410003139), (3, 273335426), (6, 136667713), (7, 117143754), (13, 63077406), (14, 58571877), (21, 39047918), (26, 31538703), (39, 21025802), (42, 19523959), (49, 16734822), (78, 10512901), (91, 9011058), (98, 8367411), (103, 7961226), (147, 5578274), (182, 4505529), (206, 3980613), (273, 3003686), (294, 2789137), (309, 2653742), (546, 1501843), (618, 1326871), (637, 1287294), (721, 1137318), (1274, 643647), (1339, 612402), (1442, 568659), (1911, 429098), (2083, 393666), (2163, 379106), (2678, 306201), (3822, 214549), (4017, 204134), (4166, 196833), (4326, 189553), (5047, 162474), (6249, 131222), (8034, 102067), (9373, 87486), (10094, 81237), (12498, 65611), (14581, 56238), (15141, 54158), (18746, 43743), (27079, 30282), (28119, 29162)]