651712245

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{229}}^1$

素因数の和:446

約数の個数: 64

約数和(自身を含む): 1117601280

約数和(自身を除く): 465889035

約数列:

[1, 3, 5, 15, 23, 69, 73, 113, 115, 219, 229, 339, 345, 365, 565, 687, 1095, 1145, 1679, 1695, 2599, 3435, 5037, 5267, 7797, 8249, 8395, 12995, 15801, 16717, 24747, 25185, 25877, 26335, 38985, 41245, 50151, 77631, 79005, 83585, 123735, 129385, 189727, 250755, 384491, 388155, 569181, 595171, 948635, 1153473, 1785513, 1889021, 1922455, 2845905, 2975855, 5667063, 5767365, 8927565, 9445105, 28335315, 43447483, 130342449, 217237415, 651712245]

約数ペア:

[(1, 651712245), (3, 217237415), (5, 130342449), (15, 43447483), (23, 28335315), (69, 9445105), (73, 8927565), (113, 5767365), (115, 5667063), (219, 2975855), (229, 2845905), (339, 1922455), (345, 1889021), (365, 1785513), (565, 1153473), (687, 948635), (1095, 595171), (1145, 569181), (1679, 388155), (1695, 384491), (2599, 250755), (3435, 189727), (5037, 129385), (5267, 123735), (7797, 83585), (8249, 79005), (8395, 77631), (12995, 50151), (15801, 41245), (16717, 38985), (24747, 26335), (25185, 25877)]