205621192

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1297}}^1$

素因数の和:1478

約数の個数: 64

約数和(自身を含む): 467280000

約数和(自身を除く): 261658808

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 149, 152, 266, 298, 532, 596, 1043, 1064, 1192, 1297, 2086, 2594, 2831, 4172, 5188, 5662, 8344, 9079, 10376, 11324, 18158, 19817, 22648, 24643, 36316, 39634, 49286, 72632, 79268, 98572, 158536, 172501, 193253, 197144, 345002, 386506, 690004, 773012, 1352771, 1380008, 1546024, 2705542, 3671807, 5411084, 7343614, 10822168, 14687228, 25702649, 29374456, 51405298, 102810596, 205621192]

約数ペア:

[(1, 205621192), (2, 102810596), (4, 51405298), (7, 29374456), (8, 25702649), (14, 14687228), (19, 10822168), (28, 7343614), (38, 5411084), (56, 3671807), (76, 2705542), (133, 1546024), (149, 1380008), (152, 1352771), (266, 773012), (298, 690004), (532, 386506), (596, 345002), (1043, 197144), (1064, 193253), (1192, 172501), (1297, 158536), (2086, 98572), (2594, 79268), (2831, 72632), (4172, 49286), (5188, 39634), (5662, 36316), (8344, 24643), (9079, 22648), (10376, 19817), (11324, 18158)]