205099986

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{521}}^1$

素因数の和:656

約数の個数: 96

約数和(自身を含む): 519861888

約数和(自身を除く): 314761902

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, 521, 546, 618, 637, 721, 1042, 1274, 1339, 1442, 1563, 1911, 2163, 2678, 3126, 3647, 3822, 4017, 4326, 5047, 6773, 7294, 8034, 9373, 10094, 10941, 13546, 15141, 18746, 20319, 21882, 25529, 28119, 30282, 40638, 47411, 51058, 53663, 56238, 65611, 76587, 94822, 107326, 131222, 142233, 153174, 160989, 196833, 284466, 321978, 331877, 375641, 393666, 663754, 697619, 751282, 995631, 1126923, 1395238, 1991262, 2092857, 2253846, 2629487, 4185714, 4883333, 5258974, 7888461, 9766666, 14649999, 15776922, 29299998, 34183331, 68366662, 102549993, 205099986]

約数ペア:

[(1, 205099986), (2, 102549993), (3, 68366662), (6, 34183331), (7, 29299998), (13, 15776922), (14, 14649999), (21, 9766666), (26, 7888461), (39, 5258974), (42, 4883333), (49, 4185714), (78, 2629487), (91, 2253846), (98, 2092857), (103, 1991262), (147, 1395238), (182, 1126923), (206, 995631), (273, 751282), (294, 697619), (309, 663754), (521, 393666), (546, 375641), (618, 331877), (637, 321978), (721, 284466), (1042, 196833), (1274, 160989), (1339, 153174), (1442, 142233), (1563, 131222), (1911, 107326), (2163, 94822), (2678, 76587), (3126, 65611), (3647, 56238), (3822, 53663), (4017, 51058), (4326, 47411), (5047, 40638), (6773, 30282), (7294, 28119), (8034, 25529), (9373, 21882), (10094, 20319), (10941, 18746), (13546, 15141)]