111111012

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2663}}^1$

素因数の和:2753

約数の個数: 72

約数和(自身を含む): 300605760

約数和(自身を除く): 189494748

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 61, 76, 114, 122, 171, 183, 228, 244, 342, 366, 549, 684, 732, 1098, 1159, 2196, 2318, 2663, 3477, 4636, 5326, 6954, 7989, 10431, 10652, 13908, 15978, 20862, 23967, 31956, 41724, 47934, 50597, 95868, 101194, 151791, 162443, 202388, 303582, 324886, 455373, 487329, 607164, 649772, 910746, 974658, 1461987, 1821492, 1949316, 2923974, 3086417, 5847948, 6172834, 9259251, 12345668, 18518502, 27777753, 37037004, 55555506, 111111012]

約数ペア:

[(1, 111111012), (2, 55555506), (3, 37037004), (4, 27777753), (6, 18518502), (9, 12345668), (12, 9259251), (18, 6172834), (19, 5847948), (36, 3086417), (38, 2923974), (57, 1949316), (61, 1821492), (76, 1461987), (114, 974658), (122, 910746), (171, 649772), (183, 607164), (228, 487329), (244, 455373), (342, 324886), (366, 303582), (549, 202388), (684, 162443), (732, 151791), (1098, 101194), (1159, 95868), (2196, 50597), (2318, 47934), (2663, 41724), (3477, 31956), (4636, 23967), (5326, 20862), (6954, 15978), (7989, 13908), (10431, 10652)]