131589444

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{61}}^2\times {\mathrm{421}}^1$

素因数の和:557

約数の個数: 72

約数和(自身を含む): 357599424

約数和(自身を除く): 226009980

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 61, 84, 122, 183, 244, 366, 421, 427, 732, 842, 854, 1263, 1281, 1684, 1708, 2526, 2562, 2947, 3721, 5052, 5124, 5894, 7442, 8841, 11163, 11788, 14884, 17682, 22326, 25681, 26047, 35364, 44652, 51362, 52094, 77043, 78141, 102724, 104188, 154086, 156282, 179767, 308172, 312564, 359534, 539301, 719068, 1078602, 1566541, 2157204, 3133082, 4699623, 6266164, 9399246, 10965787, 18798492, 21931574, 32897361, 43863148, 65794722, 131589444]

約数ペア:

[(1, 131589444), (2, 65794722), (3, 43863148), (4, 32897361), (6, 21931574), (7, 18798492), (12, 10965787), (14, 9399246), (21, 6266164), (28, 4699623), (42, 3133082), (61, 2157204), (84, 1566541), (122, 1078602), (183, 719068), (244, 539301), (366, 359534), (421, 312564), (427, 308172), (732, 179767), (842, 156282), (854, 154086), (1263, 104188), (1281, 102724), (1684, 78141), (1708, 77043), (2526, 52094), (2562, 51362), (2947, 44652), (3721, 35364), (5052, 26047), (5124, 25681), (5894, 22326), (7442, 17682), (8841, 14884), (11163, 11788)]