221369946

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{227}}^1$

素因数の和:384

約数の個数: 96

約数和(自身を含む): 538970112

約数和(自身を除く): 317600166

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 49, 62, 93, 98, 107, 147, 186, 214, 217, 227, 294, 321, 434, 454, 642, 651, 681, 749, 1302, 1362, 1498, 1519, 1589, 2247, 3038, 3178, 3317, 4494, 4557, 4767, 5243, 6634, 7037, 9114, 9534, 9951, 10486, 11123, 14074, 15729, 19902, 21111, 22246, 23219, 24289, 31458, 33369, 42222, 46438, 48578, 49259, 66738, 69657, 72867, 98518, 139314, 145734, 147777, 162533, 170023, 295554, 325066, 340046, 344813, 487599, 510069, 689626, 752959, 975198, 1020138, 1034439, 1190161, 1505918, 2068878, 2258877, 2380322, 3570483, 4517754, 5270713, 7140966, 10541426, 15812139, 31624278, 36894991, 73789982, 110684973, 221369946]

約数ペア:

[(1, 221369946), (2, 110684973), (3, 73789982), (6, 36894991), (7, 31624278), (14, 15812139), (21, 10541426), (31, 7140966), (42, 5270713), (49, 4517754), (62, 3570483), (93, 2380322), (98, 2258877), (107, 2068878), (147, 1505918), (186, 1190161), (214, 1034439), (217, 1020138), (227, 975198), (294, 752959), (321, 689626), (434, 510069), (454, 487599), (642, 344813), (651, 340046), (681, 325066), (749, 295554), (1302, 170023), (1362, 162533), (1498, 147777), (1519, 145734), (1589, 139314), (2247, 98518), (3038, 72867), (3178, 69657), (3317, 66738), (4494, 49259), (4557, 48578), (4767, 46438), (5243, 42222), (6634, 33369), (7037, 31458), (9114, 24289), (9534, 23219), (9951, 22246), (10486, 21111), (11123, 19902), (14074, 15729)]