1780971582

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{181}}^1\times {\mathrm{1249}}^1$

素因数の和:1549

約数の個数: 64

約数和(自身を含む): 3898440000

約数和(自身を除く): 2117468418

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 101, 181, 202, 303, 362, 543, 606, 1086, 1249, 1313, 2353, 2498, 2626, 3747, 3939, 4706, 7059, 7494, 7878, 14118, 16237, 18281, 32474, 36562, 48711, 54843, 97422, 109686, 126149, 226069, 237653, 252298, 378447, 452138, 475306, 678207, 712959, 756894, 1356414, 1425918, 1639937, 2938897, 3279874, 4919811, 5877794, 8816691, 9839622, 17633382, 22832969, 45665938, 68498907, 136997814, 296828597, 593657194, 890485791, 1780971582]

約数ペア:

[(1, 1780971582), (2, 890485791), (3, 593657194), (6, 296828597), (13, 136997814), (26, 68498907), (39, 45665938), (78, 22832969), (101, 17633382), (181, 9839622), (202, 8816691), (303, 5877794), (362, 4919811), (543, 3279874), (606, 2938897), (1086, 1639937), (1249, 1425918), (1313, 1356414), (2353, 756894), (2498, 712959), (2626, 678207), (3747, 475306), (3939, 452138), (4706, 378447), (7059, 252298), (7494, 237653), (7878, 226069), (14118, 126149), (16237, 109686), (18281, 97422), (32474, 54843), (36562, 48711)]