15209920299

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{6823}}^1$

素因数の和:7040

約数の個数: 64

約数和(自身を含む): 25225871360

約数和(自身を除く): 10015951061

約数列:

[1, 3, 7, 19, 21, 37, 57, 111, 133, 151, 259, 399, 453, 703, 777, 1057, 2109, 2869, 3171, 4921, 5587, 6823, 8607, 14763, 16761, 20083, 20469, 39109, 47761, 60249, 106153, 117327, 129637, 143283, 252451, 318459, 388911, 743071, 757353, 907459, 1030273, 1767157, 2229213, 2722377, 3090819, 4796569, 5301471, 7211911, 14389707, 19575187, 21635733, 33575983, 38120101, 58725561, 100727949, 114360303, 137026309, 266840707, 411078927, 724281919, 800522121, 2172845757, 5069973433, 15209920299]

約数ペア:

[(1, 15209920299), (3, 5069973433), (7, 2172845757), (19, 800522121), (21, 724281919), (37, 411078927), (57, 266840707), (111, 137026309), (133, 114360303), (151, 100727949), (259, 58725561), (399, 38120101), (453, 33575983), (703, 21635733), (777, 19575187), (1057, 14389707), (2109, 7211911), (2869, 5301471), (3171, 4796569), (4921, 3090819), (5587, 2722377), (6823, 2229213), (8607, 1767157), (14763, 1030273), (16761, 907459), (20083, 757353), (20469, 743071), (39109, 388911), (47761, 318459), (60249, 252451), (106153, 143283), (117327, 129637)]