12987816

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:314

約数の個数: 64

約数和(自身を含む): 33929280

約数和(自身を除く): 20941464

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 67, 82, 123, 134, 164, 197, 201, 246, 268, 328, 394, 402, 492, 536, 591, 788, 804, 984, 1182, 1576, 1608, 2364, 2747, 4728, 5494, 8077, 8241, 10988, 13199, 16154, 16482, 21976, 24231, 26398, 32308, 32964, 39597, 48462, 52796, 64616, 65928, 79194, 96924, 105592, 158388, 193848, 316776, 541159, 1082318, 1623477, 2164636, 3246954, 4329272, 6493908, 12987816]

約数ペア:

[(1, 12987816), (2, 6493908), (3, 4329272), (4, 3246954), (6, 2164636), (8, 1623477), (12, 1082318), (24, 541159), (41, 316776), (67, 193848), (82, 158388), (123, 105592), (134, 96924), (164, 79194), (197, 65928), (201, 64616), (246, 52796), (268, 48462), (328, 39597), (394, 32964), (402, 32308), (492, 26398), (536, 24231), (591, 21976), (788, 16482), (804, 16154), (984, 13199), (1182, 10988), (1576, 8241), (1608, 8077), (2364, 5494), (2747, 4728)]