131252394

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:224

約数の個数: 128

約数和(自身を含む): 340139520

約数和(自身を除く): 208887126

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 37, 39, 42, 73, 74, 78, 89, 91, 111, 146, 178, 182, 219, 222, 259, 267, 273, 438, 481, 511, 518, 534, 546, 623, 777, 949, 962, 1022, 1157, 1246, 1443, 1533, 1554, 1869, 1898, 2314, 2701, 2847, 2886, 3066, 3293, 3367, 3471, 3738, 5402, 5694, 6497, 6586, 6643, 6734, 6942, 8099, 8103, 9879, 10101, 12994, 13286, 16198, 16206, 18907, 19491, 19758, 19929, 20202, 23051, 24297, 35113, 37814, 38982, 39858, 42809, 45479, 46102, 48594, 56721, 69153, 70226, 84461, 85618, 90958, 105339, 113442, 128427, 136437, 138306, 168922, 210678, 240389, 245791, 253383, 256854, 272874, 299663, 480778, 491582, 506766, 591227, 599326, 721167, 737373, 898989, 1182454, 1442334, 1474746, 1682723, 1773681, 1797978, 3125057, 3365446, 3547362, 5048169, 6250114, 9375171, 10096338, 18750342, 21875399, 43750798, 65626197, 131252394]

約数ペア:

[(1, 131252394), (2, 65626197), (3, 43750798), (6, 21875399), (7, 18750342), (13, 10096338), (14, 9375171), (21, 6250114), (26, 5048169), (37, 3547362), (39, 3365446), (42, 3125057), (73, 1797978), (74, 1773681), (78, 1682723), (89, 1474746), (91, 1442334), (111, 1182454), (146, 898989), (178, 737373), (182, 721167), (219, 599326), (222, 591227), (259, 506766), (267, 491582), (273, 480778), (438, 299663), (481, 272874), (511, 256854), (518, 253383), (534, 245791), (546, 240389), (623, 210678), (777, 168922), (949, 138306), (962, 136437), (1022, 128427), (1157, 113442), (1246, 105339), (1443, 90958), (1533, 85618), (1554, 84461), (1869, 70226), (1898, 69153), (2314, 56721), (2701, 48594), (2847, 46102), (2886, 45479), (3066, 42809), (3293, 39858), (3367, 38982), (3471, 37814), (3738, 35113), (5402, 24297), (5694, 23051), (6497, 20202), (6586, 19929), (6643, 19758), (6734, 19491), (6942, 18907), (8099, 16206), (8103, 16198), (9879, 13286), (10101, 12994)]