253110195

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{821}}^1$

素因数の和:893

約数の個数: 96

約数和(自身を含む): 517031424

約数和(自身を除く): 263921229

約数列:

[1, 3, 5, 9, 13, 15, 17, 31, 39, 45, 51, 65, 85, 93, 117, 153, 155, 195, 221, 255, 279, 403, 465, 527, 585, 663, 765, 821, 1105, 1209, 1395, 1581, 1989, 2015, 2463, 2635, 3315, 3627, 4105, 4743, 6045, 6851, 7389, 7905, 9945, 10673, 12315, 13957, 18135, 20553, 23715, 25451, 32019, 34255, 36945, 41871, 53365, 61659, 69785, 76353, 96057, 102765, 125613, 127255, 160095, 181441, 209355, 229059, 308295, 330863, 381765, 432667, 480285, 544323, 628065, 907205, 992589, 1145295, 1298001, 1632969, 1654315, 2163335, 2721615, 2977767, 3894003, 4962945, 5624671, 6490005, 8164845, 14888835, 16874013, 19470015, 28123355, 50622039, 84370065, 253110195]

約数ペア:

[(1, 253110195), (3, 84370065), (5, 50622039), (9, 28123355), (13, 19470015), (15, 16874013), (17, 14888835), (31, 8164845), (39, 6490005), (45, 5624671), (51, 4962945), (65, 3894003), (85, 2977767), (93, 2721615), (117, 2163335), (153, 1654315), (155, 1632969), (195, 1298001), (221, 1145295), (255, 992589), (279, 907205), (403, 628065), (465, 544323), (527, 480285), (585, 432667), (663, 381765), (765, 330863), (821, 308295), (1105, 229059), (1209, 209355), (1395, 181441), (1581, 160095), (1989, 127255), (2015, 125613), (2463, 102765), (2635, 96057), (3315, 76353), (3627, 69785), (4105, 61659), (4743, 53365), (6045, 41871), (6851, 36945), (7389, 34255), (7905, 32019), (9945, 25451), (10673, 23715), (12315, 20553), (13957, 18135)]