666571908

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{307}}^1$

素因数の和:529

約数の個数: 96

約数和(自身を含む): 1676505600

約数和(自身を除く): 1009933692

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 89, 107, 114, 178, 214, 228, 267, 307, 321, 356, 428, 534, 614, 642, 921, 1068, 1228, 1284, 1691, 1842, 2033, 3382, 3684, 4066, 5073, 5833, 6099, 6764, 8132, 9523, 10146, 11666, 12198, 17499, 19046, 20292, 23332, 24396, 27323, 28569, 32849, 34998, 38092, 54646, 57138, 65698, 69996, 81969, 98547, 109292, 114276, 131396, 163938, 180937, 197094, 327876, 361874, 394188, 519137, 542811, 624131, 723748, 1038274, 1085622, 1248262, 1557411, 1872393, 2076548, 2171244, 2496524, 2923561, 3114822, 3744786, 5847122, 6229644, 7489572, 8770683, 11694244, 17541366, 35082732, 55547659, 111095318, 166642977, 222190636, 333285954, 666571908]

約数ペア:

[(1, 666571908), (2, 333285954), (3, 222190636), (4, 166642977), (6, 111095318), (12, 55547659), (19, 35082732), (38, 17541366), (57, 11694244), (76, 8770683), (89, 7489572), (107, 6229644), (114, 5847122), (178, 3744786), (214, 3114822), (228, 2923561), (267, 2496524), (307, 2171244), (321, 2076548), (356, 1872393), (428, 1557411), (534, 1248262), (614, 1085622), (642, 1038274), (921, 723748), (1068, 624131), (1228, 542811), (1284, 519137), (1691, 394188), (1842, 361874), (2033, 327876), (3382, 197094), (3684, 180937), (4066, 163938), (5073, 131396), (5833, 114276), (6099, 109292), (6764, 98547), (8132, 81969), (9523, 69996), (10146, 65698), (11666, 57138), (12198, 54646), (17499, 38092), (19046, 34998), (20292, 32849), (23332, 28569), (24396, 27323)]