201805716

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{457}}^1\times {\mathrm{751}}^1$

素因数の和:1229

約数の個数: 72

約数和(自身を含む): 549687936

約数和(自身を除く): 347882220

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 457, 588, 751, 914, 1371, 1502, 1828, 2253, 2742, 3004, 3199, 4506, 5257, 5484, 6398, 9012, 9597, 10514, 12796, 15771, 19194, 21028, 22393, 31542, 36799, 38388, 44786, 63084, 67179, 73598, 89572, 110397, 134358, 147196, 220794, 268716, 343207, 441588, 686414, 1029621, 1372828, 2059242, 2402449, 4118484, 4804898, 7207347, 9609796, 14414694, 16817143, 28829388, 33634286, 50451429, 67268572, 100902858, 201805716]

約数ペア:

[(1, 201805716), (2, 100902858), (3, 67268572), (4, 50451429), (6, 33634286), (7, 28829388), (12, 16817143), (14, 14414694), (21, 9609796), (28, 7207347), (42, 4804898), (49, 4118484), (84, 2402449), (98, 2059242), (147, 1372828), (196, 1029621), (294, 686414), (457, 441588), (588, 343207), (751, 268716), (914, 220794), (1371, 147196), (1502, 134358), (1828, 110397), (2253, 89572), (2742, 73598), (3004, 67179), (3199, 63084), (4506, 44786), (5257, 38388), (5484, 36799), (6398, 31542), (9012, 22393), (9597, 21028), (10514, 19194), (12796, 15771)]