78017212

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{457}}^1$

素因数の和:555

約数の個数: 72

約数和(自身を含む): 173970384

約数和(自身を除く): 95953172

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 67, 91, 98, 134, 182, 196, 268, 364, 457, 469, 637, 871, 914, 938, 1274, 1742, 1828, 1876, 2548, 3199, 3283, 3484, 5941, 6097, 6398, 6566, 11882, 12194, 12796, 13132, 22393, 23764, 24388, 30619, 41587, 42679, 44786, 61238, 83174, 85358, 89572, 122476, 166348, 170716, 214333, 291109, 398047, 428666, 582218, 796094, 857332, 1164436, 1500331, 1592188, 2786329, 3000662, 5572658, 6001324, 11145316, 19504303, 39008606, 78017212]

約数ペア:

[(1, 78017212), (2, 39008606), (4, 19504303), (7, 11145316), (13, 6001324), (14, 5572658), (26, 3000662), (28, 2786329), (49, 1592188), (52, 1500331), (67, 1164436), (91, 857332), (98, 796094), (134, 582218), (182, 428666), (196, 398047), (268, 291109), (364, 214333), (457, 170716), (469, 166348), (637, 122476), (871, 89572), (914, 85358), (938, 83174), (1274, 61238), (1742, 44786), (1828, 42679), (1876, 41587), (2548, 30619), (3199, 24388), (3283, 23764), (3484, 22393), (5941, 13132), (6097, 12796), (6398, 12194), (6566, 11882)]