69287764

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{383}}^1$

素因数の和:485

約数の個数: 72

約数和(自身を含む): 154441728

約数和(自身を除く): 85153964

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 71, 91, 98, 142, 182, 196, 284, 364, 383, 497, 637, 766, 923, 994, 1274, 1532, 1846, 1988, 2548, 2681, 3479, 3692, 4979, 5362, 6461, 6958, 9958, 10724, 12922, 13916, 18767, 19916, 25844, 27193, 34853, 37534, 45227, 54386, 69706, 75068, 90454, 108772, 139412, 180908, 190351, 243971, 353509, 380702, 487942, 707018, 761404, 975884, 1332457, 1414036, 2474563, 2664914, 4949126, 5329828, 9898252, 17321941, 34643882, 69287764]

約数ペア:

[(1, 69287764), (2, 34643882), (4, 17321941), (7, 9898252), (13, 5329828), (14, 4949126), (26, 2664914), (28, 2474563), (49, 1414036), (52, 1332457), (71, 975884), (91, 761404), (98, 707018), (142, 487942), (182, 380702), (196, 353509), (284, 243971), (364, 190351), (383, 180908), (497, 139412), (637, 108772), (766, 90454), (923, 75068), (994, 69706), (1274, 54386), (1532, 45227), (1846, 37534), (1988, 34853), (2548, 27193), (2681, 25844), (3479, 19916), (3692, 18767), (4979, 13916), (5362, 12922), (6461, 10724), (6958, 9958)]