393447135278

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{162457}}^1$

素因数の和:162681

約数の個数: 64

約数和(自身を含む): 690589463040

約数和(自身を除く): 297142327762

約数列:

[1, 2, 17, 19, 23, 34, 38, 46, 163, 323, 326, 391, 437, 646, 782, 874, 2771, 3097, 3749, 5542, 6194, 7429, 7498, 14858, 52649, 63733, 71231, 105298, 127466, 142462, 162457, 324914, 1210927, 2421854, 2761769, 3086683, 3736511, 5523538, 6173366, 7473022, 26480491, 52473611, 52960982, 63520687, 70993709, 104947222, 127041374, 141987418, 450168347, 503129329, 609051293, 900336694, 1006258658, 1206893053, 1218102586, 2413786106, 8553198593, 10353871981, 11571974567, 17106397186, 20707743962, 23143949134, 196723567639, 393447135278]

約数ペア:

[(1, 393447135278), (2, 196723567639), (17, 23143949134), (19, 20707743962), (23, 17106397186), (34, 11571974567), (38, 10353871981), (46, 8553198593), (163, 2413786106), (323, 1218102586), (326, 1206893053), (391, 1006258658), (437, 900336694), (646, 609051293), (782, 503129329), (874, 450168347), (2771, 141987418), (3097, 127041374), (3749, 104947222), (5542, 70993709), (6194, 63520687), (7429, 52960982), (7498, 52473611), (14858, 26480491), (52649, 7473022), (63733, 6173366), (71231, 5523538), (105298, 3736511), (127466, 3086683), (142462, 2761769), (162457, 2421854), (324914, 1210927)]