291789615

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:193

約数の個数: 128

約数和(自身を含む): 574801920

約数和(自身を除く): 283012305

約数列:

[1, 3, 5, 13, 15, 17, 23, 39, 43, 51, 65, 69, 85, 89, 115, 129, 195, 215, 221, 255, 267, 299, 345, 391, 445, 559, 645, 663, 731, 897, 989, 1105, 1157, 1173, 1335, 1495, 1513, 1677, 1955, 2047, 2193, 2795, 2967, 3315, 3471, 3655, 3827, 4485, 4539, 4945, 5083, 5785, 5865, 6141, 7565, 8385, 9503, 10235, 10965, 11481, 12857, 14835, 15249, 16813, 17355, 19135, 19669, 22695, 25415, 26611, 28509, 30705, 34799, 38571, 47515, 49751, 50439, 57405, 59007, 64285, 65059, 76245, 79833, 84065, 88021, 98345, 104397, 133055, 142545, 149253, 173995, 192855, 195177, 218569, 248755, 252195, 264063, 295035, 325295, 399165, 440105, 452387, 521985, 655707, 746265, 845767, 975885, 1092845, 1144273, 1320315, 1357161, 1496357, 2261935, 2537301, 3278535, 3432819, 4228835, 4489071, 5721365, 6785805, 7481785, 12686505, 17164095, 19452641, 22445355, 58357923, 97263205, 291789615]

約数ペア:

[(1, 291789615), (3, 97263205), (5, 58357923), (13, 22445355), (15, 19452641), (17, 17164095), (23, 12686505), (39, 7481785), (43, 6785805), (51, 5721365), (65, 4489071), (69, 4228835), (85, 3432819), (89, 3278535), (115, 2537301), (129, 2261935), (195, 1496357), (215, 1357161), (221, 1320315), (255, 1144273), (267, 1092845), (299, 975885), (345, 845767), (391, 746265), (445, 655707), (559, 521985), (645, 452387), (663, 440105), (731, 399165), (897, 325295), (989, 295035), (1105, 264063), (1157, 252195), (1173, 248755), (1335, 218569), (1495, 195177), (1513, 192855), (1677, 173995), (1955, 149253), (2047, 142545), (2193, 133055), (2795, 104397), (2967, 98345), (3315, 88021), (3471, 84065), (3655, 79833), (3827, 76245), (4485, 65059), (4539, 64285), (4945, 59007), (5083, 57405), (5785, 50439), (5865, 49751), (6141, 47515), (7565, 38571), (8385, 34799), (9503, 30705), (10235, 28509), (10965, 26611), (11481, 25415), (12857, 22695), (14835, 19669), (15249, 19135), (16813, 17355)]