71961355011

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{81181}}^1$

素因数の和:81412

約数の個数: 64

約数和(自身を含む): 125693116416

約数和(自身を除く): 53731761405

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 191, 221, 273, 357, 573, 663, 1337, 1547, 2483, 3247, 4011, 4641, 7449, 9741, 17381, 22729, 42211, 52143, 68187, 81181, 126633, 243543, 295477, 568267, 886431, 1055353, 1380077, 1704801, 3166059, 4140231, 7387471, 9660539, 15505571, 17941001, 22162413, 28981617, 46516713, 53823003, 108538997, 125587007, 201572423, 263594707, 325616991, 376761021, 604717269, 790784121, 1411006961, 1845162949, 3426731191, 4233020883, 5535488847, 10280193573, 23987118337, 71961355011]

約数ペア:

[(1, 71961355011), (3, 23987118337), (7, 10280193573), (13, 5535488847), (17, 4233020883), (21, 3426731191), (39, 1845162949), (51, 1411006961), (91, 790784121), (119, 604717269), (191, 376761021), (221, 325616991), (273, 263594707), (357, 201572423), (573, 125587007), (663, 108538997), (1337, 53823003), (1547, 46516713), (2483, 28981617), (3247, 22162413), (4011, 17941001), (4641, 15505571), (7449, 9660539), (9741, 7387471), (17381, 4140231), (22729, 3166059), (42211, 1704801), (52143, 1380077), (68187, 1055353), (81181, 886431), (126633, 568267), (243543, 295477)]